Note that the date is based on G.W.W.'s photographic carreer. Lantern slide, wood frame with a B&W glass slide. Inscription on slide in white ink "Scotts Mont Edinburgh 1149" and "G.W.W." Sticker with the letter Y on wood frame. G.W.W. stands for George Washington Wilson who was a Scottish artist and photographer who's studio ran from 1860 to 1880.