1 Cent Green Type O7

Marler Type O7

The vertical line of the right numeral box has a minute break about 0.4 mm from the top; the lower left frame junction line is unbroken. It is the very small break (or narrow spot) in the vertical line of the right numeral box that distinguishes this type from Type O6.

Plates Used: 21-30

Earliest reported use: Nov 18, 1912