MERRELL, MARION CLINCH CALKINS.
Spy overhead, the story of industrial espionage. By Clinch Calkins.
MERRELL, MARION CLINCH CALKINS. Spy overhead, the story of industrial espionage. By Clinch Calkins. © 2Sep37; A109553. Clinch Calkins (Marion Clinch Calkins Merrell) (A); 1Apr65; R358330.
Clinch Calkins|Marion Clinch Calkins Merrell|||A