3922.23=**E 1900.33 Main, Rev. Robert, F. Re. Se 1808-1878, Practical and spherical astronomy. For the use chiefly of students in the universities. Cambridge: Deighton, Bell and co. 1863, xvi, 392
pp. 8°. A memoir of the author can be found in E,. Dunkin's
Obituary notices of astronomers. London, 1879. Pp. 165-188 (2458.69).
-Astronomy,.