U. S. Army Aircraft Micro-Phone

Item

Title
U. S. Army Aircraft Micro-Phone
Subject
en Technology
en Other
Article Title and/or Image Caption
U. S. Army Aircraft Micro-Phone
Language
ENG
Temporal Coverage
interwar period
Date Issued
1939-08
pages
123
Rights
Public Domain
References
Western Electric
Archived by
Lara Azzolini