Box 1
Container
Contains 36 Results:
Philo T. Farnsworth, general images
File — Box: 1, Folder: 31
Scope and Contents
1-2. Farnsworth Television Float.
3. Unidentified person working on machine.
4. Fort Wayne Television Show
5-6. Unidentified person working on machine.
7. Unidentified equipment.
8. Unidentified person watching TV.
9. Philo T. Farnsworth achievements.
10. Unidentified farm
11....
Dates:
1900-1980
Philo T. Farnsworth
File — Box: 1, Folder: 32
Scope and Contents
1: Philo T. Farnsworth, see P0437n01_23_023.
2: Philo T. Farnsworth at his desk in lab at 127 E. Mermaid Lane, Philadelphia, Pennsylvania. 1934. Copy negative, similar to item P0437n01_01_001.
3: 50th Reunion, poor exposure.
4: 50th Reunion, see print P0437n01_29_006.
5-:50th Reunion, Pem and unknown man at podium.
6-7: 50th...
Dates:
1900-1980
Philo T. Farnsworth
File — Box: 1, Folder: 33
Scope and Contents
1: Negative only, graph showing raster levels.
2: Copy work, negative only of a piece of equipment.
3: Negative for P0437n01_23_016 (top).
4: Negative for P0437n01_08_027.
5: Negative only, equipment table with a stamp from the US patent office, January 26, 1939
6. Negative only, graph showing raster levels.
7....
Dates:
1900-1980
Philo T. Farnsworth
File — Box: 1, Folder: 34
Scope and Contents
1-2: Negative for P0437n01_08_022.
3: Negative only, graph comparing Bell Telephone transmitter (1927) and Capehart Farnsworth Preamplifier (1951) cycles per second.
4: Negative only, side view of the path of electrons in a magnetic field.
5: Copy work, negative only of a television show recording .
6: Negative only, diagram of "the 'photo island'...
Dates:
1900-1980
Philo T. Farnsworth
File — Box: 1, Folder: 35
Scope and Contents
1: Negative only, projected image of an unknown woman.
2: Negative of image P0437n01_08_025
3: Negative only, diagram
4: Negative only, diagram
5: Copy work, negative only, two people on bicycles.
6: Negative only, diagram
7: Negative only, diagram
8: Negative only, diagram
9:...
Dates:
1900-1980
Philo T. Farnsworth
File — Box: 1, Folder: 36
Scope and Contents
1: Negative of image P0437n01_08_023
2. Negative only, graph showing raster level, similar to P0437n01_33_001.
3: Negative only, diagram of the Farnsworth storage-type image dissector tube, which displays no shading signal and has ten times the sensitivity of the ordinary iconscope. Duplicate (P0437n01_36_008).
4: Negative only, diagram of the end view of electrons...
Dates:
1900-1980