The Ridiculous Vs. The Incredibly Useful In A 1940 Issue Of Popular Mechanics

To be fair, personal helicopter wings and glow-in-the-dark hair are nifty ideas…in principle.

6. Useful (for you nostalgic folks still using typewriters)

8. Useful (I mean, if you’re in a jam and need to make a table real fast)

12. Useful (how to print photos onto objects at home? Cool!)

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