My dad had a set of the 15" wide 5's. They were used on Marmon Harrington 4WD's...like this one:
![]()
" The car is fitted with 7.00-15 Goodyear blackwalls with mud and snow tread. There is a matching tailgate-mounted spare, with no cover. The hub caps are 1939 standard-style, as used on the Marmon-Herringtons, with 15-inch tires."
Neal