
Popular Science L-8-5
Production: United States of America
Release date: 1949-06-17
Gigantic machine combs beach in southern California and retrieves articles lost in sand; synthetic gems made by new chemical process; aviation school holds classes in grounded transport plane; how seaweed is processed for scientific use.
0

0

7.1

0

7

6.2

6

7.6

6.4

0

7.6

7.5

9

7