W. Butcher aamp; Sons, Blackheath, are supplying roller squeegees in two qualities to retail at from -jj to 2/3 to lod. to 2/3, according to size. ... Le Pagea#39;s Photo Paste ( American Agencies, Ltd., 37 and 38 Shoe Lane, London, E.C.)] is now issued in 3d. pots, ... We have had it in use for some time with the most rapid plates, and can quite absolve this particular filter from tne ... The aquot;Imperial aquot; Acety- lee Generator is a new generator which claims to be absolutely safe and automatic in its action, anbsp;...