How to use the Johnson Exposure Calculator leaflet.
Johnsons and Hendon
Category
Photographic technology
Date
Unknown
Materials
Paper
Measurements
126 x 65 mm
Place of origin
London
Collection
Fox Talbot Museum, Wiltshire
NT 1525824.3
Summary
How to use the Johnson Exposure Calculator leaflet. The leaflet is cream paper and folded in half. The instructions on how to use the item are printed on the leaflet.
Provenance
Donated to the Fox Talbot Museum by J. Hogwood.
Makers and roles
Johnsons and Hendon, manufacturer