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Summary
| Description |
English: RCA Radiotron Electron Tube with socket and cable for connecting to a photometer. RMA type 1P21 photomultiplier tube. Date code is "8-35" (ie. 35th week of 1948.) Made in U.S.A. |
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| Source | Own work | ||||||||||||||||||||||||||
| Author |
Michael L. Umbricht /
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 18:09, 22 July 2024 | | 4,032 × 3,024 (4.69 MB) | Mu301 | Uploaded own work with UploadWizard |
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