Bulletin of the NAWCC, 1953-57, No. 51-70, Vol. VI&VII-Reprint :: Number of documents found: 1
(8246) Perpetuum Mobile - the invention of rolling ball clocks in the seventeenth century
- Author: Bedini, Silvio A. :: Year Vol (No) Month (or Chapter/Auction item): 1956 7 feb :: Pages: 74 -
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