Quote Originally Posted by Hologram View Post
Yes exactly – with the difference though that Carey Lea formed his colloidal silver layers by direct silver nitrate reduction.

By the way, I noticed that many patents dealing with the making of “regular” silver halide emulsions, mention the addition of colloidal silver or a small part of Lippmann emulsion.

I'm not quite sure I follow this. I can say that a "regular" emulsion often adds silver iodide crystals as one step. This must be done carefully though.