This might get you started John, at least the way the cables
control the latches.
http://www.pbase.com/dennygraham/image/158720278/large

Think Gus had posted some pictures of the rollers before.

A couple of pictures of what you've got might help us figure
out what you don't got.
dg

Last edited by Denny Graham; 06/01/2015 3:00 PM.

Denny G
Sandwich, IL