Photo Engineer = PE = Ron Mowry = the teacher of the emulsion making class at Photographers Formulary Camclicker@xxxxxxx wrote: Over on APUG there is a knowledgeable guy who calls himself Photo Engineer (PE to his friends) who is making his own emulsions and is preparing a workshop. Bruce Osgood Camclicker @ aol.com Brooklyn, NY. --------------------------------- See what's free at AOL.com.