Small wooden box camera 79mmx89mm front panel for making images of 49mmx36mm. Makers plate on top. Complete with focussing screen and film holder. c1870s approx. Apparently John Browning made spectroscopes for Henry Fox-Talbot.(http://foxtalbot.dmu.ac.uk/letters/correspondents.php)
Excellent condition, possibly never used as there are no lens fitting holes.Damage to one darkslide.