Wars of Wonders
Item set
Items
-
Arctic-Testing the Big Bombers Arctic-Testing the Big Bombers -
Model Plane Drops Parachutist When Timer Stops Engine Model Plane Drops Parachutist When Timer Stops Engine -
U.S. Plans 70,000 Miles of Military Highways U.S. Plans 70,000 Miles of Military Highways -
Modernizing Our Coast Defense Modernizing Our Coast Defense -
Anti-Blast Netting and Mats Guard London Motorists Anti-Blast Netting and Mats Guard London Motorists -
Armored Cars Guard Factories in War Area Armored Cars Guard Factories in War Area -
Plane Door Forms Stairway for Climbing into Cabin Plane Door Forms Stairway for Climbing into Cabin -
Tracer Bullet Shows Marksmanship of G-Men Tracer Bullet Shows Marksmanship of G-Men -
Army's "Big Bertha" Cameras Map Huge Areas Army's "Big Bertha" Cameras Map Huge Areas -
Roller Bumper Helps Scout Car Climb Out of Ditches Roller Bumper Helps Scout Car Climb Out of Ditches -
Worker's "Passport" Photo Card Keeps Spies Out of Factory Worker's "Passport" Photo Card Keeps Spies Out of Factory -
Powdered Blood Plasma May Save Lives in War Powdered Blood Plasma May Save Lives in War
-
Plane Catapult Made Safer by Speed Indicator Plane Catapult Made Safer by Speed Indicator -
Bomb Turns Night into Day for Air Pictures Bomb Turns Night into Day for Air Pictures -
Model Dive Bomber Trains Aim of Riflemen Model Dive Bomber Trains Aim of Riflemen -
Serving Uncle Sam for Twelve Months Serving Uncle Sam for Twelve Months -
"Stinger" Gun in Plane's Tail Guards Vulnerable Spot "Stinger" Gun in Plane's Tail Guards Vulnerable Spot -
Soldier Dons Knight's Visor to Guard His Eyes Soldier Dons Knight's Visor to Guard His Eyes -
How Crew Escapes from a Crippled Bomber How Crew Escapes from a Crippled Bomber -
Popular Mechanics, v. 75, n. 1, 1941
-
Silver May Take the Place of Tin If Wartime Shortage Occurs Silver May Take the Place of Tin If Wartime Shortage Occurs
-
Flying "Sausage" on a String Is Still Eye of Army Flying "Sausage" on a String Is Still Eye of Army -
Army Wants New Machine Gun Air Cooled, Lightweight Army Wants New Machine Gun Air Cooled, Lightweight
-
Dive Bomber Adds Fire Power to Carrier Dive Bomber Adds Fire Power to Carrier -
Warplanes Made Difficult to See in Day and Night Sky Warplanes Made Difficult to See in Day and Night Sky