Box 3
Container
Contains 1 Collection or Record:
"Letters - Outside Air Company" , 1940 - 1941
File — Box: 3, Folder: 22
Identifier: MSA 25, Series 1, Sub-Series 6, File 36
Scope and Contents
(Includes correspondence in regards to an instrument to detect ice accumulation during flight and a process to metallize the leading edges of propeller blades.)
Dates:
1940 - 1941