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Title: Brunsviga Dupla calculating machine, with case by Grimme, Na [Go to resource]
Description: Brunsviga Dupla calculating machine, with case by Grimme, Natalis and Company, Braunschweig, Germany, Serial No.106487. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: calculating machine (pinwheel) Temporal: 1936-1939 Source: Science Museum Creator: Grimme, Natalis and Company Identifier: 1965-143 Go to resource More Like this...
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