Trying to submit but no luck, attached is the parts I'm looking for.
Hole spacing is 3 15/16 says Canadian patent on it, mortise lock is W&F MFG. GLENDALE CA
Does not need to be keyed.
Dave Sr. from SWISCO responded:
September 11, 2015
Thanks for posting. Please look at our 82-020 handle and 82-218 mortise latch. These could be the parts you are looking for. As for the outside key, you might be able to reuse it if you want to. I believe you have the 82-310 key cylinder in your handle.