A new popular star atlas (Epoch 1950) : 16 maps covering the whole heavens and showing stars down to magnitude 5 1/2, also nebulae visible in field glasses, with descriptive lists of selected interesting objects relative to each map
these maps are excellent for a quick scan of the whole sky off a particular season of the year . For example, it shows only the stars visible to the human eye-not down to 7 or 8 magnitude, as in ... Read More
