Results

Zero-G technology / prepared by Lou Williams Page and Thornton Page from investigators' reports of experimental results and with the help of advising teachers.

The attractive universe : gravity and the shape of space / E.G. Valens ; photographs by Berenice Abbott ; diagrams by the author with Philip Jaget.

Gravity: [classic and modern views] Illus. by the author.

The correlation and conservation of gravitation and heat : and some of the effects of these forces on the solar system / by Ethan S. Chapin.

The distance of the sun from the earth determined by the theory of gravity ... By Dr. Matthew Stewart ... Being a supplement to Tracts physical and mathematical ...

The riddle of gravitation / by Peter G. Bergmann.