Experiments in sky watching /
Branley, Franklyn Mansfield, 1915-2002.
Experiments in sky watching / by Franklyn M. Branley. Illustrated by Helmut K. Wimmer. - New York, Crowell [1967] - 111 p. illus., 23 cm.
Bibliography: p. 106.
Explanations about and instructions for observing the sun, moon, planets, stars, auroras, comets, meteors, and man-made satellites. Includes simple experiments and directions for making devices to aid in observation.
Astronomy.
Stars.
Astronomy.
Stars.
QB63 / .B8 1967
523 / BRA 1967
Experiments in sky watching / by Franklyn M. Branley. Illustrated by Helmut K. Wimmer. - New York, Crowell [1967] - 111 p. illus., 23 cm.
Bibliography: p. 106.
Explanations about and instructions for observing the sun, moon, planets, stars, auroras, comets, meteors, and man-made satellites. Includes simple experiments and directions for making devices to aid in observation.
Astronomy.
Stars.
Astronomy.
Stars.
QB63 / .B8 1967
523 / BRA 1967