part identification - any one have idea what ford these go to

411spinzone

my sisters husband had a mustang restoration shop - for 40 years he past away i had to go threw everything and sell it off - but i cannot find out what these headlight grills go to asked some vintage guys no one knows

fintail

These make me think of a 64 Galaxie/full sized Ford, but I am not certain. Any numbers or ID marks at all?