Physical description: this is an experimental negative; four corners clipped; streaks
Inscription: pencil T verso; 26 April/43 Rl' [possibly RC'] 2 days old 10' small ap. [26 April 1843, ... 2 days old, ten minute exposure, small aperture]
Provenance: Victoria & Albert Museum, 2017 National Science and Media Museum, 2003 to 2017 Royal Photographic Society prior to 2003