The Millionaire Calculating Machine was manufactured by H.W.Egli in Switzerland from 1893 to about 1933. A letter from the company (dated November 1967) states: "More than 5000 machines "The Millionaire" have left our works."
This page is a register of Millionaire calculators that are known to still exist in public or private collections, both within Australia and around the world.
If you own a Millionaire, or know of one that is not listed here, I would be grateful if you could forward the basic details (as below) via the Enquiry Form for inclusion in this register.
The "Type" codes below are made up from four fields:
The statistics page gives a brief analysis of the distribution the machines. If you require more detailed or up-to-date analysis, you are welcome to cut-and-paste the table following into a spreadsheet program and sort it in any way you wish.
|6||6SWH||Germany||Darmstadt||Private collection.||6x7x13, ex factory, never sold or used.
Millionaire #6 nameplate.
|7||8SWH||Germany||Darmstadt||Private collection||Early development machine used by Egli factory, dated 1898.|
|26||8SWH||Germany||Darmstadt||Private collection.||Millionaire #26 nameplate.|
|73||4SWH||Germany||Bonn||Arithmeum museum.||The "Excelsior" (4x6x10) is a simplified Millionaire for
Excelsior development model (5x0x10).
|105||8SWH||Switzerland||Baden||Private collection||Originally used by agricultural accounting department "Renta" in Brugg (founded 1901).|
|110||8SWH||Unknown||Auctioned by Breker, 2011.|
|136||8SWH||Unknown||Sold at auction by Skinner in Mar 2001 for $2990.
Sold at auction by Skinner in Nov 2005 for $1880.
Auctioned by Snellenburg NY, 2006.
|165||8SWH||USA||New Jersey||Private collection|
|177||8SWH||Unknown||Auctioned by Breker, May 2018.|
|212||8SWH||Australia||Sydney, NSW||Powerhouse Museum #B1340|
|228||8SWH||France||Osny||Private collection||Originally sold by Viviant in Lyon. Instruction sheet in French.|
|235||10SWH||Unknown||Sold on ebay.de in July 2014 for €2200.|
|237||10SWH||USA||Plymouth, MI||Private collection||Originally from University of Michigan.|
|240||8SMH||USA||Cambridge, MA||Harvard University, Department of the History of Science.|
|243||????||Unknown||Sold by Dennis Auctions, NJ, in 2003 for $3656.|
|256||8SWH||Australia||Melbourne||Private collection, purchased on eBay USA in October 2014 for $1802.||Wooden case in poor condition.|
|265||8SWH||Unknown||Auctioned by Breker, Nov. 1991.|
|272||8SWH||USA||Gordon Bell (Microsoft Research) artifacts collection.||On sloping wooden stand.|
|333||8SWH||Spain||Listed on eBay April 2015 at €4500, no bids.|
|391||8SMH||Italy||Palermo||Private collection||Originally sold in USA, imported to Italy in 2000.|
|399||8SMH||USA||Michigan||Private collection||Originally used at the Mt. Wilson Observatory.|
|402||10SMH||USA||Arizona||Private collection||One of three from an insurance company in Iowa.|
|456||8SMH||USA||Troy, Michigan||Private collection|
|539||6SMH||USA||Gordon Bell (Microsoft Research) artifacts collection.||6-column machine.|
|576||8SMH||USA||New Jersey||Private collection|
|605||??M?||Unknown||Sold at auction by Christies London in July 1992 for £550.|
|613||8SWH||Germany||Auctioned by Breker, April 1992; private collection.|
|625||8SWH||Australia||Melbourne, VIC||Museum Victoria - Scienceworks||Used by Victorian Government Auditor-General's Office.|
|651||8SMH||Japan||Osaka||Offered on eBay Sep 2016 at US$5900.|
|654||8SMH||USA||Marblehhead, MA||Private collection||Originally belonged to present owner's great-grandfather's shoe company Marston & Tapley|
|681||8SMH||USA||Merrimac, MA||Private collection.||With tubular metal stand. Used by current owner's father at a life insurance company in Boston.|
|704||8SMH||USA||Cambridge, MA||Harvard University, Department of the History of Science.||With tubular metal stand.|
|736||8SWH||Australia||Offered on eBay Dec 2018.|
|759||8SMH||USA||Buffalo, NY||Private collection||Originally from the University at Buffalo.|
|764||8SMH||Unknown||Auctioned by Breker, 2004.|
|809||8SMH||USA||Washington, DC||Smithsonian National Museum of American History||Glass sides and sectioned top plate for museum display.|
|821||10SMH||USA||Washington, DC||Smithsonian National Museum of American History|
|832||10SMH||USA||Washington, DC||Smithsonian National Museum of American History|
|837||10SMH||USA||Washington, DC||Smithsonian National Museum of American History|
|838||10SMH||USA||Oakland, CA||Private collection|
|841||Unknown||Australia||Melbourne, VIC||Private collection|
|891||8SMH||Australia||Canberra, ACT||Private collection||Originally from Yerkes Observatory, Wisconsin, USA.|
|894||8SMH||USA||Illustrated in A Computer Perspective, Eames, 1973, p36.|
|897||8SMH||England||Chippenham||Private collection||Originally sold in USA, imported to UK c.1998.|
|899||8SMH||Unknown||Sold on eBay in 2012 for US$2160.|
|913||8SWH||Australia||Melbourne, VIC||Monash University Museum of Computing History|
|923||8SWH||Unknown||Auctioned by Breker, April 1990.|
|960||8SWH||Australia||Sydney, NSW||Powerhouse Museum #B1439|
|999||10SMH||Portugal||Porto||Instituto Geofísico da Universidade do Porto|
|1008||8SWH||Australia||Melbourne, VIC||Private collection||Used by NSW Government Railways.|
|1073||8SMH||USA||Gordon Bell (Microsoft Research) artifacts collection.||Metal stand.|
|1077||8SWH||Australia||Sydney, NSW||Powerhouse Museum #B1558||"Used by Henry Fordum Halloran, Australia, 1899-1950"|
|1079||8SWH||Australia||Canberra, ACT||Australian Bureau of Statistics||Used in first Australian Census 1911.|
|1084||8SWH||Australia||Sydney, NSW||Private collection|
|1097||8SWH||Australia||Melbourne, VIC||Private collection||From the collection of the late Professor Alan Bromley, originally from the New South Wales Government Railways.|
|1125||8SMH||Australia||Melbourne, VIC||Private collection||Imported from USA by current owner.|
|1128||8SMH||USA||Sold on eBay Sep 2014 for US$2035.|
|1132||8SMH||USA||Washington, DC||Smithsonian National Museum of American History||With tubular metal stand. Originally owned by Calumet and Hecla Copper Company in Calumet, Michigan.|
|1154||8SWH||Unknown||Sold on eBay in 2005 for US$3500.||Originally sold and used in Australia.|
|1169||8SWH||Switzerland||Solothurn||ENTER Museum, Solothurn|
|1253||8SWH||Italy||Rome||Offered on eBay in October 2014, again Sep 2016 at €2900.||Wooden case in very poor condition.|
|1256||8SWH||Australia||Perth, WA||Private collection||Said to have been used in a bank.|
|1277||8SWH||UK||Cumbria||Private collection||Purchased from Germany, instruction sheet in German.|
|1288||8SWH||Unknown||Private collection||Distributed by "Fabrik Stolzenberg" in Berlin.|
|1291||8SWH||USA||Florida||Offered for sale on eBay in Feb. 2018 at US$2000. No bids.|
|1314||10SMH||Austria||Vienna||Technisches Museum Wien.||Originally sold by Morschhauser, New York.|
|1338||8SMH||USA||Maryland||Listed on eBay July 2015. Currently (2016) in System Source Computer Museum.||Supporting documents suggest that this machine was purchased by the Shawmut Mining Company, St. Mary's, PA., in 1909.|
|1384||8SWH||Australia||Melbourne, VIC||Private collection|
|1385||8SWH||Australia||Sydney, NSW||Powerhouse Museum #K455||Case missing|
|1392||8SWH||Australia||Sydney, NSW||Powerhouse Museum #B1660|
|1397||8SWH||Germany||Private collection||Restored 2011.|
|1432||8SMH||USA||Washington DC||Offered on Craigslist Jan 2020 for $750.|
|1472||8SWH||Australia||Thirlmere, NSW||Trainworks Museum||Used by NSW Government Railways.|
|1475||10SMH||Spain||Madrid||Private collection||Imported from Cuba in poor condition; restored and refinished.|
|1523||10SMH||USA||Gordon Bell (Microsoft Research) artifacts collection.|
|1543||8SWH||Australia||Zeehan, TAS||West Coast Pioneers Museum
via Tasmanian eHeritage Project
|Used at Mt Bischoff Mine, Waratah, Tasmania (established 1898).|
|1545||8SWH||Argentina||Buenos Aires||Private collection|
|1554||8SMH||USA||Oakland, CA||Private collection|
|1592||8SWH||Belgium||Aalst||Private collection||Top of case missing.|
|1616||10SMH||Unknown||Auctioned by Breker, 2007.|
|1625||8SMH||Unknown||Auctioned by Christies, 2001, for £588.|
|1629||8SMH||Germany||Berlin||Private collection||Bottom marked "COM. OF MASS." (Commonwealth of Massachusetts). In Berlin since 1996.|
|1644||8SMH||USA||Gaithersburg, MD||Private collection|
|1645||8SMH||Unknown||Auctioned by Breker, Nov. 1991.|
|1680||8SWH||Switzerland||Solothurn||ENTER Museum, Solothurn|
|1693||8SWH||Australia||Melbourne, VIC||Museum Victoria - Scienceworks|
|1723||10SMH||Australia||NSW||Private collection||Originally owned by The NSW Fire Brigades, later the Board of Fire Commissioners of the state of New South Wales.|
|1751||8SMH||USA||Florida||Auctioned by Hess, Jan. 2020.|
|1775||8SMH||Unknown||Auctioned by Breker 04/2020 for €1400.|
|1825||8SWH||Unknown||Auctioned by Breker, 11/2003.|
|1829||8SWH||Australia||Sydney, NSW||Powerhouse Museum #K969||Used at Sydney Observatory from c1910.|
|1848||8SWH||Unknown||Auctioned by Breker 04/2020 for €1800.|
|1850||8SMH||Italy||Trento||Private collection||Fitted with clear panels to display mechanism.|
|1871||8SMH||USA||Poughkeepsie, NY||Vassar College historical collection||Originally used in the Vassar College Astronomy department.|
|1904||8SMH||USA||Pheonix, Arizona||Private collection||Used by owner's grandfather on the Missouri Pacific Railroad.|
|1942||8SWH||Unknown||Auctioned by Breker 2013, reserve €2400, passed in.
Auctioned by Breker 2014, reserve €2200, passed in.
Auctioned by Breker Nov 2014, sold for €3811
|Originally sold by A.Middegaels, Brussels.|
|1949||8SWH||Unknown||Auctioned by Breker, 1989, 2008.||With wooden sloping-top table.|
|1952||8SMH||Unknown||Auctioned by Breker, Oct. 1992.|
|1984||8SWH||Uruguay||Montevideo||Collection of the Astronomical Observatory of Montevideo.||Instruction sheet in Spanish.|
|1997||8SMH||Unknown||Auctioned in USA.||Tubular metal stand, motor missing.|
|2015||10SMH||Australia||Melbourne, VIC||Private collection||Manufactured 10/9/1912 (letter from H.W.Egli); used by New York Central Railroad Co. to 1954; imported to Australia 2011.|
|2091||8SWH||Unknown||Auctioned by Breker, Nov. 2000.|
|2101||6SMH||Unknown||Private sale, UK, 2013.
Auctioned by Breker, Oct. 2019.
As found in an old out-building in Birmingham, 2013.
In new case with windows and electric lighting, 2019.
|2167||8SWH||Unknown||Sold in Spain Jan 2020.||Instruction sheet in Spanish.|
Auctioned by Dorotheum, Sep. 2019.
|On tubular metal stand.|
|2208||8SMH||USA||Listed on ebay.com Aug. 2020 at US$700.||Fitted with transparent front panel.|
|2318||6SMH||Unknown||Auctioned by Breker, 2013.
Auctioned by Breker, May 2019.
|2329||8SMH||Unknown||Auctioned by Breker, Oct. 1992.|
|2359||8SMH||Unknown||Sold at auction by Skinner in Oct 2015 for $677.|
|2372||8SME||Unknown||Sold at auction by Skinner in Oct 2014 for $923.||Purchased by the U.S. Department of Agriculture c.1911 and used by Dr. Harry W Titus at the Animal Nutrition Division, Beltsville, MD.|
|2407||8SWH||Switzerland||Romont||Private collection||Instruction sheet in French.|
|2418||8SWH||Argentina||Buenos Aires||Private collection|
|2432||8SMH||USA||Washington, DC||Smithsonian National Museum of American History|
|2458||10SMH||Unknown||Auctioned by Christies, 2007, for £360.|
|2465||10SMH||Italy||Naples||Private collection||Belonged to "Minstero Guerra"; instructions inside lid written in French.|
|2505||8SWH||Germany||Paderborn||Heinz Nixdorf Museum|
|2517||8SWH||USA||Wayne, NJ||Private collection|
|2553||8SMH||Hungary||Private collection||Used in timber merchant business in Budapest by present owner's father.|
|2566||8KMH||Australia||Melbourne, VIC||University of Melbourne, Physics Museum||"Used by Engineers of the Metropolitan Gas Co...from 1917"|
|2591||8SME||USA||Maryland||Private collection||Acquired by present owner's father while at MIT in the 1950s.|
|2609||10SMH||USA||Washington, DC||Smithsonian National Museum of American History||Used by physicist William F. Meggars of the US National Bureau of Standards.|
|2637||6SMH||Unknown||Auctioned in Switzerland.||6-column machine.|
|2686||10KME||USA||Brentwood, CA||Private collection||Said to have been used at the ACM.|
|2707||8SWH||Argentina||Offered for sale in March 2019 at $US5300.|
|2708||8?WH||Unknown||Auctioned by Christies, 1993.|
|2719||8SWH||Spain||Navarra||Collection of Prof. Antonio Pérez-Prados||Originally sold by Otto Hess, Buenos Aires.|
|2722||??WH||Australia||Canberra||National Museum of Australia.|
|2726||8SME||USA||Roswell, NM||Private collection||Originally purchased by an insurance company in Boston, and later used in the Physical Chemistry Department at MIT. One of several discarded c.1960. With tubular stand and extended desk.|
|2780||8SWH||Unknown||Auctioned by Christies, 1996.
Auctioned by Breker, 2018.
|2789||8SWH||Australia||Canberra, ACT||Private collection|
|2795||8SWH||Unknown||Auctioned by Breker, 2009.||With tubular metal stand.|
|2893||8KME||Unknown||Auctioned by Breker 04/2020 - no sale.||With tubular metal stand.|
|2905||6SMH||Switzerland||Solothurn||ENTER Museum, Solothurn||6-column machine.|
|2910||6KMH||Switzerland||Private collection||6-column machine.|
|2930||8KMH||UK||Offered for sale on eBay in March 2018 at £1500.||Nameplate from Gilbert Wood, Sole Agent, London.|
|2968||8KME||Australia||Melbourne, VIC||Private collection||Motor drive missing.|
|2995||8KME||Unknown||Auctioned by Breker, April 1992.||Motor missing.|
|3029||8KMHD||Argentina||Buenos Aires||Private collection||Early dual-register hand-cranked machine.
Originally sold by Otto Hess & Co., Buenos Aires.
|3048||8KMED||Unknown||Auctioned by Breker, May 2019.||Early dual-register electric machine.
With tubular metal stand.
|3055||8SMH||Germany||Münster||Private collection||Originally sold by Morschhauser, New York; purchased by present owner in Canada in 2008.|
|3066||8SMH||Switzerland||Solothurn||ENTER Museum, Solothurn|
|3075||8KMH||Netherlands||Delft||TU-Delft Academic Heritage Collection||With tubular metal stand.|
|3083||Unknown||Australia||Hobart, TAS||Private collection|
|3086||8KMH||USA||New Haven, CT||Yale University - Historic Instrument Collection|
|3201||8SMH||Unknown||Auctioned by Breker, 2010.|
|3262||8KMH||Switzerland||Private collection||Sold by Hermann Moos & Co. Zürich.|
|3271||8KMH||Switzerland||Meilen||Exhibit in the Building Department of Meilen.||With Constant Adaptor and tubular metal stand.|
|3282||8KME||USA||Cambridge, MA||Harvard University, Department of the History of Science.||With tubular metal stand.|
|3285||8KME||Unknown||Auctioned by Christies, 2005, for £576.||With painted tubular stand and side table.|
|3291||8KME||UK||Harpenden, Herts||Rothamsted Research|
|3309||8SMH||Netherlands||TU-Delft Academic Heritage Collection||Used by Surveying faculty at TU-Delft.|
|3324||8SMH||Switzerland||Private collection.||First sold by Juan Frey, Barcelona.|
|3359||8SME||USA||Columbia, Missouri||Private collection.||Discarded during rebuilding at University of Missouri c.1980.|
|3418||8KME||USA||Indianapolis, Indiana||Private collection||Salvaged from demolition of American United Life Insurance building in Indianapolis.|
|3426||10KME||Unknown||Sold by Branford House Antiques, Vermont, USA for $1250.||With tubular metal stand and Holzer-Cabot motor.|
|3442||10KMH||USA||Arlington, Massachusetts||Private collection.||One of two Millionaires purchased (secondhand) by Boston Gear in the 1930s, then by present owner in early 1980s. The second machine went to the Gordon Bell collection.|
|Numbers 3501-4000 assigned to "long" Madas machines.
Numbers 4001-4500 assigned to Millionaires.
|4005||6KMH||Unknown||Auctioned by Breker, 2013.||"With rare Constants Adapter" and wooden table.|
|4006||6KMH||Unknown||Auctioned by Christies, 1995.
Auctioned by Breker, May 2018.
|4074||8SME||USA||Owensboro, Kentucky||Listed on eBay April 2015 at US$250, no bids.||Poor condition.|
|4089||8SWH||Netherlands||Leiden||Museum Boerhaave, Leiden||Originally from the Observatory at Leiden University.|
|4154||6SMH||USA||Washington, DC||Smithsonian National Museum of American History||Partial mechanism only, sliders and registers missing.|
|4175||8KMH||Unknown||Auctioned by Breker, 2008.|
|4218||8KMH||Switzerland||Unknown||Offered on ricardo.ch December 2018 for US$3800; sold August 2019 for US$2300.|
|4307||10KME||UK||Harpenden, Herts||Rothamsted Research||Purchased for
R.A. Fisher on his commencement at Rothamsted in 1919.
Statistician Frank Yates FRS using Millionaire #4307.
"[This] Millionaire played a key role in the development of modern statistics..."
|4321||12KMED||Switzerland||Solothurn||ENTER Museum, Solothurn||12-column dual-register machine on tubular metal stand.|
|4344||8KMH||Argentina||Buenos Aries||Private collection||Preserved by former employee of Egli's Argentine agent Otto Hess & Co., Buenos Aries.|
|4355||?K??||Unknown||Auctioned by Breker, 1990.|
|4361||8KMH||Switzerland||Sold on ricardo.ch in February 2018 for US$1350.
|Originally sold by Hermann Moos & Co. Zürich, before 1920.|
|4493||8?ME||USA||Gordon Bell (Microsoft Research) artifacts collection.||With tubular metal stand.|
|Numbers 4501-6000 assigned to "long" Madas machines
Numbers 6001-6500 assigned to Millionaires.
|6046||8KME||Germany||Paderborn||Heinz Nixdorf Museum||Case modified for display.|
|6136||8KMH||USA||Houston, Texas||Private collection||Used by current owner's father at Mutual Benefit Life Insurance Company in Newark, NJ, until the 1950s.|
|6151||12KMED||Germany||Paderborn||Heinz Nixdorf Museum||12-column dual-register machine.|
|6216||10KME||UK||Harpenden, Herts||Rothamsted Research|
|6246||10SMH||Switzerland||Geneva||Private collection.||On sloping wooden table.|
|6275||8KMH||Argentina||San Juan||Private collection.|
|6320||8SMH||Canada||Toronto||Private collection||Originally from University of Toronto.|
|6338||8KME||Australia||Melbourne||Private collection.||Typewritten label in lid states that this machine was purchased new in November 1923 for £270.|
|6346||8SME||Sweden||Stockholm||Tekniska museum||Set into custom-built corner desk.|
|6387||10KMH||Unknown||Auctioned by Breker, 2009.|
|6443||12KMED||Switzerland||Lausanne||Musée Perrier||12-column dual-register machine with push-button multiplier keyboard (introduced 1927).|
|6455||8KME||Italy||Rome||Private collection||Stand missing.|
|6480||10KME||Austria||Vienna||Technisches Museum Wien.||On tubular metal stand.|
|6482||10KME||Unknown||Illustrated in Wikipedia; no details.||On tubular metal stand.|
|6501 onwards||Numbers after 6501 (c.1923) used for "long" Madas machines and occasional Millionaires.|
|6904||10KMH||Germany||Würzburg||University of Würzburg.|
|7532||8KME||Unknown||Auctioned by Breker, Oct. 2019.|
|7565||12KMED||Germany||Bonn||Arithmeum museum.||12-column dual-register machine.|
|7566||12KMED||Unknown||Auctioned by Breker, 2018.||12-column dual-register machine.|
|7576||10SMH||USA||Montana||Private collection||With cast-iron stand. Originally owned by Anaconda Copper Co. in Great Falls, Montana. Purchased by present owner's father about 1980.|
|8048||8?ME||Unknown||Auctioned by Christies, 1995.||With metal stand and oak side table.|
|9104||10KME||USA||New Haven, CT||Yale University - Historic Instrument Collection||With tubular metal stand.|
|9123||10KME||USA||Washington, DC||Smithsonian National Museum of American History||On tubular metal stand with side tables. Originally owned by US Bureau of Standards.|
|9129||12KMED||Austria||Vienna||Technisches Museum Wien||12-column dual-register machine, on tubular metal stand with side tables. Originally from Bank Austria.|
|9136||12KMED||Germany||Darmstadt||Private collection.||12-column dual-register machine.|
|9240||8?M?||Switzerland||On tubular metal stand.|
|9244||8KMED||France||Osny||Private collection||8-column dual-register machine.|
|10164||8KMED||Spain||Galicia||Private collection||8-column dual-register machine.|
|10167||8KMED||France||Osny||Private collection||8-column dual-register machine, push-button multiplier keyboard (introduced 1927), tubular metal stand.|
|10193||8KME||Germany||Darmstadt||Private collection.||Push-button multiplier keyboard, tubular metal stand, constant adaptor.|
|10833||8KME||Switzerland||Eschenbach||Private collection||Push-button multiplier keyboard, tubular metal stand.|
|10852||8KME||Switzerland||Auctioned in Switzerland Sep 2014.
|Push-button multiplier keyboard, tubular metal stand.
Used at Kraftwerk Laufenburg.
|13261||8KMH||Switzerland||Geneva||Private collection||Tubular stand, later keyboard with check dial.|
|14382||10KME||USA||Washington, DC||Smithsonian National Museum of American History||Owned by US Naval Observatory until 1955.|
|15010||8KME||Australia||Melbourne, VIC||Private collection||Push-button multiplier keyboard, check dial on main keyboard, motor and stand missing.|
|15014||8KME||Australia||Zeehan, TAS||West Coast Heritage Centre||Model VIIIeT MT with automatic carriage return on multiplication.|
|15125||10KME||Australia||Melbourne, VIC||University of Melbourne, Physics Museum||Push-button multiplier keyboard, check dial on main keyboard.|
|17523||10KME||Switzerland||Bern||City of Bern, Civil Engineering Dept.||With constant adapter and push-button multiplier keyboard.|
|Unknown||8KMH||Greece||Athens||Hellenic Archives of Scientific Instruments||Originally from the National Observatory of Athens.|
Original text and images Copyright © John Wolff 2006-20.
Other images and data have been contributed by machine owners, or reproduced from published sources for research purposes only.
If any Millionaire owner objects to their machine being listed here, please contact me via the Enquiry Form and the offending details will be removed.
Last Updated: 19 August 2020 - added 2208.
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