QCR

#6-3/4 (6-1/2" X 3-11/16") unaddressed envelope with a block of four stamps. “First Day of Issue” cancellations and postmark. Image a Gros Point sample, which looks machine-made.

RW Cachets - I can't find any specific information, although there are hints that this was a successor to Ross Foil cachets. It does look computer generated.

first posted 4/1/2016