CONTENTS.

1836.—Bessel’s Refraction Tables.

Tables for converting Errors of R.A. and N.P.D. into Errors of Longitude and Ecliptic P.D.

1837.—Logarithms of Sines and Cosines to every Ten Seconds of Time.

Table for converting Sidereal into Mean Solar Time.

1842.—Catalogue of 1439 Stars.

1847.—Twelve Years’ Catalogue of Stars.

4. —— MAGNETICAL AND METEOROLOGICAL OBSERVATIONS. 1840 to 1847. Royal 4to. 50s. each.

5. —— ASTRONOMICAL, MAGNETICAL, AND METEOROLOGICAL OBSERVATIONS, 1848, 49, & 50. Royal 4to. 50s. each.

6. —— REDUCTION OF THE OBSERVATIONS OF PLANETS. 1750 to 1830. Royal 4to. 50s.