Author: BARNARD, John Gross (1815-1882).:
Title: On the internal structure of the Earth considered as affecting the phenomena of precession and nutation [...]. [Smithson. Contrib. Knowl., 310.]
Description: Washington: The Smithsonian Institution, 1878. 4to. Pp. iv,16, 2 figs., refs. & notes. Plain new wrappers.

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