
Large logo - ribs across
From1953
To1953

Tubeless - No logo inside - corner pip
From1956
To1957
Old logo - 3mm stud recess - corner-pip
From1958
To1959
Old logo - smaller stud recess - corner-pip - no mold-id
From1958
To1959

Tall wide straight 'O' - corner pip - smaller stud recess
From1958
To1959