Identification of the 1861-68 3¢

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No grill points
on the reverse
PINK

No grill points
on the reverse
PIGEON BLOOD PINK

No grill points
on the reverse
ROSE PINK

No grill points
on the reverse
ROSE

No grill points
on the reverse
BROWN RED

Grill covers
entire stamp

15 x 18mm
18 x 22 points

13 x 16mm
16-17 x 18-21 points

13 x 16mm
16-17 x 18-21 points

11 x 13mm14
x 15-17 points

9 x 13mm
11-12 x 15-17 points

11 x 14mm
18 x 13-15 points

Types of Grills in Detail

How grills appear when viewed from the back

Types of Grills
.
A Grill: the grill covered the entire stamp. Scotts # 79
B Grill: 22 x 18 points. Scotts # 82 (only 4 exist)
C Grill: 16 to 17 x 18 to 21 points. Scotts # 83
D Grill: 15 x 17 to 18 points. Scotts # 85
E Grill: 14 x 15 to 17 points. Scotts # 88
F Grill: 11 to 12 x 15 to 17 points. Scotts # 94
Z Grill: 12 x 11 to 11½ points. Scotts # 85C