Kopp (LOC)
| Uploaded by | The Library of Congress |
|---|---|
| License | No known copyright restrictions |
| Comments | 3 |
| Favorites | 20 |
| Views | 6,652 |
| Date taken | 1920 |
| Date uploaded | 2020-09-25 |
| Tags | libraryofcongress, dc:identifier=httphdllocgovlocpnpggbain35110, tympani, megaphone, laboratory, coat, lab, test |
| Visibility | public |