百萬富翁計算器 (Chinese Wikipedia)

Analysis of information sources in references of the Wikipedia article "百萬富翁計算器" in Chinese language version.

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books.google.com

Henry J. Kennedy, An Ingenious Calculating Machine, American Machinist, Nov. 1, 1906; pages 555-563.
New Machinery and Processes:The "Millionaire" Calculator, Textile World Record, Vol. 34, No. 1 (Oct. 1907); page 177.
The Millionaire Calculating Machine, advertisement, The Executive Economist, Vol. 1, No. 4 (April 1911); back cover.
"Endorsed by the U.S.Government", advertisement, Business, Vol. XXXI, No. 5 (Nov. 1913); page 293.

Steiger, Otto Steiger, Multiplying or Dividing Machine, 美國專利第538,710号, issued May 7, 1895.

IBM historical archives. [2023-02-13]. （原始内容存档于2018-09-25）.
The "4,655" figure comes from IBM Computer Museum （页面存档备份，存于互联网档案馆）, but Millionaire SN 6455 （页面存档备份，存于互联网档案馆） and SN 6482 exist.

IBM historical archives. [2023-02-13]. （原始内容存档于2018-09-25）.
Luiggi Torchi. 4 January 2021 [2023-02-13]. （原始内容存档于2020-12-09）.
Barbour machine （页面存档备份，存于互联网档案馆） on History of Computer website
Verea machine （页面存档备份，存于互联网档案馆） on History of Computer website
Bollée machine （页面存档备份，存于互联网档案馆） on History of Computer website
The "4,655" figure comes from IBM Computer Museum （页面存档备份，存于互联网档案馆）, but Millionaire SN 6455 （页面存档备份，存于互联网档案馆） and SN 6482 exist.
Burroughs-Moon-Hopkins （页面存档备份，存于互联网档案馆） on Rechnerlexikon
Kuhrt-US （页面存档备份，存于互联网档案馆） on Rechenmaschinen lllustrated