Fedchenko's electronic-mechanical pendulum astronomical clock
By: by V.A. Shpolyansky and B.M. Chernyagin.
Contributors: Chernyagin, B. M.
Published: 1964
Language: eng
Subjects: Fedchenko, Feodosy Mikhailovich.
Notes: Photocopied from Shpolyansky and Chernyagin's Elektricheskie pribory vremeni: Moscow, 1964.

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