Inscription: label, verso, Patent Talbotype Photogenic Drawing;in pencil, verso, in Dudley Johnston's hand, Fox talbot The Ladder (Pencil of Nature Plate XIX); two RPS ink stamps, verso, one of which is on the 'Patent' label; circled in ink, verso, on the 'Patent' label, in Dudley Johnston's hand, No. 33
Provenance: Victoria & Albert Museum National Science and Media Museum, 2003 to 2017 Royal Photographic Society, number 025233 Royal Photographic Society, previous number 33