Popular Science J-0-5
en
PG-13
7
...May 1941
Documentary
Huge electric sign operated by photo cell animation; freshwater fauna propagated by Carolina Biological, sold and used for research; pickup and delivery of airmail in flight with small planes.
Runtime:
N/A
Status:
Released
Original Language:
Spoken Languages:
Production Countries:
Budget:
N/A
Revenue:
N/A
