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Title: Edmondson's calculating machine [Go to resource]
Description: Edmondson's calculating machine License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: rotary calculating machine (Leibniz type) Temporal: 1891 Source: Science Museum Creator: Edmondson,J. Identifier: 1891-21 Go to resource More Like this...
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