Is your 67-76 A-body windshield leaking ?

These are the products and tools used by many glass shops in the 1960's and 1970's to install windshields and rubber gaskets.
CRL 7708 butyl sealant to seal between gasket and body.
CRL 1716 applied between glass and gasket.
Tools: CRL 181AG gun and Equalizer IS742
Caulk gun
Cleaning solvent 3M 08984
Another method was to use butyl tape
Repeating again this is for the professional glass shop.
For more details on these products see:
automotive windshield sealants
butyl auto glass tapes

https://www.crlaurence.co.uk/crlapp...D=19758&History=30587:19747:19756:19747&pom=0