SCIENTIFIC AMERICAN, New York, April 1, 1922, from New York, New York.

This issue contains the following prints, articles and/or ads: How America's Male and Female Workers Earn Their Daily Bread;  World Crops for America; Applying the Lessons of Industry to the Theater; Articulated Trains; The Tomb of an Egyptian Queen; The Motor-Driven Commercial Vehicle; other articles and ads. This issue is in good condition. See photos for additional details.