Page 11 - Charles Shreve - William H Gross United States 1847 Issue

B. Plate Varieties Double Transfers
Types "A-D"

Double transfers- plate varieties in which a portion of the design is doubled- were made on the plate by the transfer
roll when it created an accidental doubling as the design was laid down. These transfers were discovered in the flrst half
of the 20th Century and unlike "E" and "F", have not been given names.

Type "A", position SOR. Type "B", position 90R. Type "C" (right stamp).
Doubling of frame lines Doubling of frame at bottom Doubling of frame line
at top and bottom. and re-entry in left margin. at bottom left and right.
Deep red brown e Red brown e Red brown

1 .. 1

Type "A" Type "B" Type "C"

Type "D" in upper left position, late printing. - Orange brown
Frame lines doubled almost all around. e

Type "D"

Only recorded block with
Type ''D" double transfer