Quote Originally Posted by Quinn
I've done several "pinplate" images (wet plate pinhole). I've done both Ambrotypes and Ferrotypes/Tintypes.

In the winter/cooler months, I have about 15 minutes before my plate dries and I have employed some techniques that keep the plate from drying out.

Example: http://www.collodion.com/trucks_trees.htm
Thanks for leading me to this great resource which I din't know about.
Much to read/learn about here, Quinn.