Consider the Dinosaur

He Was Long of Body but Short of Intellect, and He Died Out--Just Why, We Do Not Know, There Were Dozens of Types of Dinosaurs, How We Know

What Brings Them Home?

America's Heavy Cruisers, March 1937

Step by Step, Design, Armament, Armor Have Been Improved with Each New Cruiser Class, We Now Have An Efficient Cruiser Fleet

52-Year-Old Fire Fought by WPA

The Problem of the Holy Shroud

Tubular Frame--Rear Engine

All Four Wheels Have Independent Springing, Engine, Transmission, and Differential In One Unit

The Analysis of the Sun

Progress is Being Made in the Detection of New Solar Elements by Means of the Spectroscope, Osmium, Iridium, Thulium Now Added to the List

Rock-Fill Dam for Flood Control

Largest of its Type for the Purpose, Built in Six Zones, Compacted With Water, Huge Trucks Used, Gasoline-Operated Tampers

Enlarge--Print--Retouch

A Commercial Unit Made at Home, Materials Easily Obtainable, Uses Photoflood Bulbs for Light Source, High-Speed Enlarging