Universal Screen Magazine, No. 15
New Inventions: "Creeping Grip," new war engine. Caterpillar tractor invented by Chicago man. Hauls guns and transport wagons over roughest roads. Thirty are now in use in the Allied armies.... Read allNew Inventions: "Creeping Grip," new war engine. Caterpillar tractor invented by Chicago man. Hauls guns and transport wagons over roughest roads. Thirty are now in use in the Allied armies. Subtitles: No obstacle balks the tiny tractor. It is easily turned in its own length. Wha... Read allNew Inventions: "Creeping Grip," new war engine. Caterpillar tractor invented by Chicago man. Hauls guns and transport wagons over roughest roads. Thirty are now in use in the Allied armies. Subtitles: No obstacle balks the tiny tractor. It is easily turned in its own length. What We Eat: A diamond-back terrapin hatchery. The Federal government encourages conservation... Read all