Cationic hydrazone derivatives, processes for their preparation
Color imaging element and method of forming color diffusion...
Color photographic material
Color photographic material
Color photographic materials and color photographic images
Color photographs and method for preparation of the same
Color-photographic recording material for the silver dye bleach
Cyan dye-forming couplers
Cyan dye-forming couplers and photographic elements and processe
Cyclic acetals or ketals of beta-keto esters or amides