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Creator
Oregon State University. Reserve Officers Training Corps
2
Photographer
Keystone View Company
70
Angelus Studio
1
Topic
Radio
74
Portraits
5
College buildings
1
Forest fire fighters
1
Military cadets
1
Military education
1
News radio stations
1
Presidents
1
Radio broadcasting
1
Roosevelt, Franklin D. (Franklin Delano), 1882-1945
1
more »
Work Type
lantern slides
70
photographic prints
3
photographs
3
Region
Corvallis >> Benton County >> Oregon >> United States
1
Naval Amphibious Base Little Creek >> City of Virginia Beach >> Virginia >> United States
1
Rights
No Copyright - United States
71
In Copyright
3
License
Creative Commons: Attribution-NonCommercial-ShareAlike 4.0 International
1
Repository
Oregon State University. Libraries
1
University of Oregon. Libraries. Special Collections & University Archives
1
Local Collection Name
Visual Instruction Department Lantern Slides, 1900-1940 (P 217)
70
Oregon State University Military Photographs Collection, 1875-1975 (P 002)
2
Angelus Studio Photographs
1
Harriet's Photograph Collection, 1868-1996 (P HC)
1
Type
Image
74
Format
image/tiff
74
Collection
OSU Special Collections & Archives Research Center
73
Angelus Studio photographs, 1880s-1940s
1
Historical Images of Oregon State University
1
Oregon Explorer
1
Institution
Oregon State University
73
University of Oregon
1
Decade
1880-1889
1
1900-1909
70
1910-1919
1
1930-1939
1
1940-1949
1
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1.
FDR
Description
[President Franklin Delano Roosevelt making radio announcement for MBS, NBC and CBS. 'Keep 'Em Flying' motto in background].
2.
"Red Hat" crew member with short wave radio set
3.
Regeneration with feed back to tuning coil
4.
Radio waves, audio waves, and modulated waves
5.
The plate circuit and control
6.
The grid circuit and control
7.
Regeneration with tickler coil
8.
Autodyne and heterodyne reception
9.
The aerial circuit and control
10.
A cascade of amplification with loop aerial
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