1917 $1 #518
Benjamin Franklin
$1 Violet Brown or violet black
20,978,866 - Flat Plate - Perf. 11 - Unwatermarked
Scott #518 - 1917
VALUE
Used: $1-$3
No postmark with gum (MH): $14-$40
Full perfect gum, no postmark, no trace of stamp hinge mark (MNH): $30-$115
$1 Dark Brown
Flat Plate - Perf. 11 - Unwatermarked
Scott #518b - 1917
Certifcate required for this color
VALUE
Used: $1,500
No postmark with gum (MH): $1,300-$1,700
Full perfect gum, no postmark, no trace of stamp hinge mark (MNH): $1,350-$2,300
A rare block of 60. #518 was issued in sheets of 100.