Feature

Motion of the Fixed Stars: “A Classic of Science”

Gibbon-like Animal Declared Ancestor of Both Man and Ape

Magnesium Cement Developed Having Hardness of Granite

White Men Copy Indians Who First Copied Them

[Photograph]: Neptune’s Bodyguard

Front Matter

Discoveries Tell of Life in Arctic Thousand Years Ago

Latin America Menaced by Disease Causing Blindness

Ultra-Modern Marriage Laws Governed Ancient Egyptians

Setting the World to Streamlines

First Glances at New Books

Laborers Can Be Taught to Make Most of Energy