Experimental Copper Photoglyphic Plate

Etchings with resin ground showing flow lines (1862 onwards). Experimental copper plate, 5" x 3 3/4".

Details

Category:
Photographs
Object Number:
1937-552
Materials:
copper (alloy)
Measurements:
plate: 127 mm x 95 mm
type:
photoglyph
credit:
The National Media Museum, Bradford