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" ... one on San Antonio Peak, California, to be used as a base line in the determination of the velocity of light, Professor Michelson made a request on May 1, 1920, upon the Director of the United States Coast and Geodetic Survey, Colonel E. Lester Jones,... "
The Observatory - Page 386
1927
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The Observatory, Volume 50

1927 - 430 pages
...Edinburgh showed precise cor*t,spondence. * See November number, p. 342. VOL. L. 2 G Dr. Jeffreys, in reply, said that the transitions between the layers...airline distance between the stations came out to be 35385-53 metres, with a probable error of one part in seven million from field measurements and...
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The Astrophysical Journal, Volume 65

1927 - 356 pages
...Coast and Geodetic Survey, Colonel E. Lester Jones, that the work be done. The director, realizing that the determination of the velocity of light with...light and thus might furnish a means of measuring base lines in mountainous regions or on archipelagoes, agreed to measure the distance between the two...
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