Pleasures of the telescope / An Illustrated Guide for Amateur Astronomers and a Popular Description of the Chief Wonders of the Heavens for General Readers

by Garrett Putman Serviss

μ, [43].

π, [40].

15, [43].

38, [43].

Cluster: 1360, [42].

Variables: ζ, [41].

η, [42].

R, [41].

S, [41].

T, [41].