Earliest etchings without ground (before 1852). Experimental copper plate, 5" x 3 3/4".
Details
- Category:
- Photographs
- Object Number:
- 1937-405
- Materials:
- copper (alloy)
- Measurements:
-
plate: 127 mm x 95 mm
- type:
- photoglyph plate
- credit:
- Matilda Talbot
