Observations of the apparent distances & positions of 380 double & triple stars, made in the years 1821, 1822, & 1823, & compared with those of other astronomers... Also a description of a five-feet equaltorial instrument employed in the observations, by John F. W. Herschel

Title:	Observations of the apparent distances & positions of 380 double & triple stars, made in the years 1821, 1822, & 1823, & compared with those of other astronomers... Also a description of a five-feet equaltorial instrument employed in the observations
Author:	Herschel, John F. W. (John Frederick William), 1792-1871
Note:	W. Nicol, 1825

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