Popular Science L-8-5

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.

Genre:

Documentary

Duration:

8 min

Cast:

Gayne Whitman, George Sperti

Quality:

HD

Director:

-

Release:

1949

Country:

United States

Rating:

10.0