[henry494]

Steve,
Here's the info from our four A's with photographs.

First photo: Firewall date - June 13, 1928, Phaeton, no rib
Second photo: Firewall date - August 5, 1928 Special Coupe, no rib
Third photo, Firewall date - June 28, 1929, Unrestored Fordor, no rib
Fourth photo, No firewall date, March 1930 Standard Coupe, rib on bracket

Dave Lopes