Marler's 2¢ Coil Types
Type ERO1: "The lower left frame junction line and the vertical line of the left numeral box are unbroken"
Perforated 8
Type ERO1: "The lower left frame junction line and the vertical line of the left numeral box are unbroken"
Perforated 12
It is worth noting that very few, if any, of these CPVs have been reported on perf. 12 stamps, but they are fairly common on the perf. 8 stamps.
Type ERR2: "The lower left frame junction line is unbroken; the vertical line of the left numeral box has three weak spots and the vertical line of the right box is thicker at the middle."
Type SR04: "The vertical line of the right numeral box is variable because of retouching"
Type SRR5: "A break in the lower left frame junction line immediately above the top of the spandrel."
Type SRR7: A. The lower left frame junction line is unbroken; B. The same line is broken below the top of the spandrel, and the vertical line in the lower left is broken above line 1 C. The lower left frame junction line is broken above the top of the spandrel, and the vertical line in the lower left is absent above line 1
Type SRR8: ~The lower left frame function line is unbroken; the vertical line of the right numeral box is of medium strength; no dot inside left centre."
In a number of subjects of the 15th row of Plate 7 - 7UR5, 15, 25, 35, 45, 55 and 65 and 7LR15, 35, 45, 55 and 65 - the vertical line of the right numeral box was slightly doubled, but there were no other re-entries and no retouches on this plate.