
The SciencesAugust 20, 1921
Soap Science
Recent Developments in the German Industry

Soap Science
Recent Developments in the German Industry

Artificial Limbs: Ancient and Modern, A New Solvent for Compressed Acetylene

Novel Stage Decorations-A New Branch of Textile Industry

A Submarine Military Tunnel

A New and Interesting Motor Cycle

Fabled Cities Submerged

Anthropological Curiosities
The Pygmies of the World

Some Costly Eggs