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The Phoebus Cartel: Making a Worse Mousetrap
Crystal Radios: No Batteries? No Problem!
Mystery Object #5 ANSWER
Mystery Object #3
Tru-Vue: the Other Viewmaster
WWII Drift Sights: a Grounded Approach to Navigation
Flechettes: The Darts of War
Polaroid Cameras Part 3: Integral Film and Beyond
Blasting Machines: Not Just for Wile E. Coyote
Hybrid Rocket Engine: High-Thrust Burn
Fitzroy Storm Glass: the Dawn of Modern Meteorology
Rotary Phones: the Call of History
Stenotype: the Court Reporter's Secret Weapon
Reel Engineering: The Right Stuff (1983) - Part II: I Want Test Pilots!
QF 2-Pounder Mk.VIII "Pom Pom": the Royal Navy's WWII Standby
WWI/WWII Commonwealth Training Rifles: Sub-Calibre, not Sub-Standard
Raketenwerfer 43 'Puppchen': German Over-Engineering At Its Finest
Chemical Warfare Agent Detection Kits: Deadly Battlefield Chemistry
Tauchretter: Escaping a Sinking Submarine
SHORT: Kodak Disc Cameras