Stevinus _a_. A crater E. of Stevinus; it is a centre of wide extending
rays.
Furnerius A. Prominently light-surrounded, with bright streaks,
radiating for a long distance N. and S.
Messier A. The well-known "Comet" rays, extending E. of this.
Langrenus. Has a large but very pale ray-system. It is best seen under a
low evening sun. Three long streaks radiate towards the E. from the foot
of the _glacis_ of the S.E. wall.
Censorinus. A very brilliant crater with faint rays.
Theophilus. The central mountain is faintly light-surrounded.
Madler. This ring-plain and the neighbourhood on the N. and N.W.,
include many bright areas and curious streaks.
Almanon. About midway between this and Argelander is a very brilliant
little crater.
Beaumont. Between this and Cyrillus stand three considerable craters
with nimbi.
Cyrillus A. A prominent light-surrounded crater.
Alfraganus. A light-surrounded crater with rays.