Thanks in advance for helping me find out what l have.
Firestone Pilot ser# 178-o-9A5 ( last number might be a 3, it looks like the stamp may have jumped when they struck it) it looks like all numbers and letters are hand struck with individual stamps.
Firestone Pilot ser# 178-o-9A5 ( last number might be a 3, it looks like the stamp may have jumped when they struck it) it looks like all numbers and letters are hand struck with individual stamps.