With this apparatus the hypo can be thoroughly eliminated from the gelatine film in from fifteen minutes to half an hour. The change of water is continuous.
When the plates are well washed they are removed from the washing box and set up in
NEGATIVE RACKS,
where they will soon dry, and when dry they should be stored in boxes to be kept free from dampness and dust.
ANTHONY'S FOLDING NEGATIVE RACK.
NEGATIVE BOXES.
These boxes are made of every size and are indispensable for the proper preservation of dry plates.