In a message dated 5/23/2000 9:42:14 PM Eastern Daylight Time, [log in to unmask]
writes:

> Kodak has done it. They put out a handbook concerning development of
>  orthochromatic emulsions, and visually contrasted older and newer emulsion
>  types. Last time I read it was in 1979 - don't know if it is still
published
>  but copies must be around.


That's really neat!  Do you have a title? Author? Other helpful data?

Mary (always a sucker for these esoteric sorts of things....)