Box 4
Container
Contains 1 Collection or Record:
All Weather Flight Techniques, 1941 - 1945
File — Box: 4, Folder: 6
Identifier: MSA 25, Series 1, Sub-Series 6, File 47
Scope and Contents
(Contains correspondence to and from Ralph Johnson, United Airlines, in regards to the all-weather flight techniques, along with some notations and designs by Johnson.)
Dates:
1941 - 1945