Popular Mechanics, vol. 76, n. 6, 1941

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1941-12

Public domain

Is Part Of
Title	Alternate label	Class
BB Shot Fired by Army Gunners In Machine Gun Practice
Airship Car Minus Gas Bag Gets First Ride on Trailer
Small Navy Craft Climb Ashore to Land Tanks
Submarine Sets Sea Afire to Trap Enemy Ship
Flying Torpedo Is Directed at Target by Radio
Giant Navy Bomber Can Fly Atlantic and Back
Helmet "Punished" by Cannon to Test Nondenting Ability
Streamline Designs for New War Machines
Locomotive Turns Fire Engine to Fight "Blitz"
Camouflage Cape Turns Hunter Into Human Duck Blind
Lightweight Armor for Cockpit Guards Sky Fighters
Four Lewis Guns Mounted Together Are Fired as One
"Dimout" Instead of Blackout Is Achieved by Voltage Regulators
Obstacle Races Train Soldiers for War
"Flying Fortress" in England Is Effective on Long Raids
Gas Bags On Patrol
Plane Spark Plug Failure Told by Indicator in Cockpit
Battling the Red Monster
"Big Berthas" of the Coast Artillery
U.S. Welds Foreign Ships Damaged by Crews
Steel Shields for Army Target Range Deflect High Shots
Guarding the Health of the Defense Army
"Fire Swatter" Helps Save Crops In Air Raids on Britain
U.S. to Grow "Imported" Crops Cut Off by War Blockade
"Bubble" Rubber Life Jacket Is Twice as Light as Cork