Physical description: the negative has been cropped after printing, re-dated and printed in reverse; left edge is 9.5 cm high; bottom edge is almost 20.8 cm wide
Inscription: inscribed in the negative, lower right, April 24, 1840
Provenance: Victoria & Albert Museum, 2017 National Science and Media Museum, 2003 to 2017 Royal Photographic Society, number 025100 Royal Photographic Society, previous number 88