I would contact Roy Nacewicz through his website, fordbolts.com
Get his catalog it is priceless with info for Ford/Mercury hardware, good luck and let us know how you make out. Post some pictures of that 35 will yah
Windshield frame screws are special; 10-32 low radius oval head. Available from the repop parts dealers; but they are just a little long for the splice and can bottom if not trimmed slightly.