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1499
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Frederik Wellmann
TS.
ASTRONOMY (MS 1050-1098)
Among the fragments is a typescript of a report (?); various tables (calculation of atmospheric effects, coefficients of expansion of the pendulum, constants for calculating flexure effects, flexure per kilogram); descriptions and positions of the Smithsonian, Cornell, Ann Arbor, and Madison astronomical stations; deduction of the ratio of gravity between the different stations; general description of the pendulums and other equipment.
Atmospheric effects, Coast Survey (United States), Geodesy (see also Coast Survey), Gravitation, Pendulum experiments l l l l
18 pp., with CSP's corrections, and 2 photographs
1889
1096
n.p.
ASTRONOMY
yes
