Hello,

I have just published the results of an international investigation referring to the dating of the world-famous mechanical calculating machine "Millionaire".

If you know other Millionaire machines please let me know.
Many thanks.

Best,
Herbert

German version in Research Collection

https://www.research-collection.ethz.ch/handle/20.500.11850/295764

English version in Research Collection:

https://www.research-collection.ethz.ch/handle/20.500.11850/296752

Communications of the ACM:

Mystery Dating of the World-famous 'Millionaire' Calculating Machine Solved

https://cacm.acm.org/blogs/blog-cacm/231865-mystery-dating-of-the-world-famous-millionaire-calculating-machine-solved/fulltext

Best,

Herbert

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