erovnuli-samecniero-biblioteka Search for 'su:{Chronometers.}'

Pierre Le Roy et la chronométrie;

Paris, Éditions Tardy 1940 .
3 p. l., [9]-146, [2] p., 1 l. , At head of title: Paul Ditisheim, Roger Lallier, L. Reverchon [et] le commandant Vivielle. 28 cm..

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Edward Everett Hayden family papers,

By Hayden, Edward Everett,.
.
11,000 | 31 | 1 | 12.4

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The telechronometer, telephone service measurement in units of time,

By Cochran, Lyall Baker..
Seattle, University of Washington, 1941 .
69 p. incl. illus., tables, diagrs. 23 cm..

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