EDIT: do'h,, - North Cal, not North County.
Just had a windshield cut out from my windshield frame for my 73 at
All Star Glass
1950 Oceanside Blvd. #A,
Oceanside, CA 92054
They kept a template for this so if you get the weather stripping and key, they should be able to drive over and put one in for ya.
I get no kick backs and have no affiliation with them, so negotiate your own price, but if you need one, I found it to be a good transaction.