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First hand-operated Magnetic Tube developed by Dr. E.W. Davis.
First hand-operated Magnetic Tube developed by Dr. E.W. Davis.
Titles: First hand-operated Magnetic Tube developed by Dr. E.W. Davis. (Supplied title)
Dates
- 1915 (Content)
Creation
- subject: Davis, Edward W. (Edward Wilson)
Identifiers
- Locator Number: HD3.22 p8
- Negative Number: 5495
Holding Type: Photographs
Quantity: 1 photoprint
Format
- Content Category: photographs
- Format: photoprint
- Colorization: black and white
- Physical Support: paper
Measurements
- 8 x 10 inches
Subjects
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First hand-operated Magnetic Tube developed by Dr. E.W. Davis.