Photographic processing composition comprising borate
Photographic products and processes employing pH sensitive filte
Photographic sound reproduction using silver diffusion transfer
Photographic support comprising polymerized propylene, talc, tit
Polydispersed silver halide emulsions with iodide for use in dif
Process for producing positive color diffusion transfer images u
Silver halide emulsions containing microvoids
Sulfonamido dye releasing compounds in photographic elements
System for treating contaminated gas
Whitening agents in color diffusion transfer film units