Quote Originally Posted by jstraw View Post
Not wanting to derail the thread, but is this a common practice? I store in mylar sleeves inside paper sleeves but it had never occured to me that I'd want to print through the mylarm as that's four more surfaces that must be clean and which may or may not degrade the enlargement by introducing diffusion or refraction.
I used to use sleeves, but found blemishes on the sleeves showing up on the contact prints.