Miller, W. A., spectrum analysis, [132] [136] [137];
stellar chemistry, [373]
Mira, light changes,[ 10];
spectrum, [374] [379]
Mitchel, lectures at Cincinnati, 6
Mitchell, photograph of reversing layer, [190]
Möller, theory of Faye's comet,[ 98]
Mohn, origin of comets, [370]
Moll, transit of Mercury, [245]
Monck, Perseid meteors, [341];
new stars, [395]
Moon, acceleration, [2],[271] [272];
magnetic influence, [130]
photographs, [152] [153] [268]
solar parallax from disturbed motion, [230] [240]
study of surface, [263]
atmosphere, [263]-265
charts, [265]-267
librations, [266]
superficial changes, [267] [268]
thermal radiations, [269] [270]
rotation, [272]
tables, [272] [273]
origin, [316]-318
Morinus, celestial chemistry, [140]