Single barrel of George and Edward Scheutzs calculating machine. Based on Babbages difference engine it was developed between 1837 and 1843. It was purchased for Dudley Observatory, Albany, New York and a copy made by Donkins for calculating life tables at Somerset House. From The Illustrated London News, 1853.

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Creative#:

TOP29509473

Source:

達志影像

Authorization Type:

RM

Release Information:

須由TPG 完整授權

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N/A

Property Release:

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No

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