4 3/4 x 3 5/8 x 1 1/8 in.
A brown cardboard box with red sides and a white label printed in dark blue with the words "Directions For Using The/ Imperial ('Special')/ Lantern Plates, For Producing Transparencies of a Black Tone./ Imperial Dry Plate Co., Ltd./ Cricklewood, London, N.W." with instructions for use and formulas for several chemical development processes.
Gift of Bella C. Landauer
Due to ongoing research, information about this object is subject to change.