Benzenberg on meteors and shooting stars, 119, 120; their periodic return in
Autgust, 125.
Bessel's theory on the oscillations of the pendulum, 44; pendulum
experiments, 64; on the parallax of 61 Cygni, 88; on Halley's comet, 102,
103, 104; on the ascent of shooting stars, 123; on their partial visibility,
128; velocity of the sun's translatory motion, 145; mass of the star 61
Cygni, 148; parallaxes and distances of fixed stars, 153; comparison of
measurements of degrees, 165, 166.
Biot on the phenomenon of twilight, 118; on the zodical light, 141; pendulum
experiments at Bordeaux, 170.
Biot, Edward, Chinese observations of comets, 101, 109; of aerolites, 128.
Bischof on the interior heat of the globe, 217, 219, 235, 244, 294.
Blumenbach, his classification of the races of men, 356.
Bockh, origin of the ancient myth of the Nemean lunar lion, 134, 135.
Boguslawski, falls of shooting stars, 119, 128.
Bonpland, M., and Humboldt, on the pelagic shells found on the ridge of the
Andes, 45.
Boussingault, on the depth at which is found the mean annual temperature
within the tropics, 175; on the volcanoes of New Granada, 217; on the
temperature of the earth in the tropics, 220, 221; temperature of the
thermal springs of Las Trincheras, 222; his investigations on the chemical
analysis of the atmosphere, 311, 312; on the mean annual quantity of rain in
different parts of South America, 333, 334.
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