Larry - I did some web snooping and found some good pictures of a '37 inner fender with the bracket intact on fleabay. I snagged partial screen shots and include them below of various angles in the hope it will help you with your bracket.
~ Dan 1951 Chevy 3 window 3100 Follow this story in the DITY Gallery "My Grandpa Carl's Truck and How it Became Mine" 1966 Chevelle (Wife's Hot Rod) | 2013 Chevy Silverado (Current daily driver) US Army MSG Retired (1977-1998) | Com Fac Maint Lead Tech Retired (1998-2021)