Post Offices™ planning events are authorized to use the following art to design their own special pictorial postmark. The word “Station” or the abbreviation “STA” is required somewhere in the bulls-eye, because it will be a temporary station.
To finalize the Abraham Lincoln stamp pictorial postmark art, insert the date, city, state, and ZIP™ Code of the physical location of your event adjacent to the stamp image.
Overall dimensions of the pictorial postmark must not exceed 4 inches horizontally by 2 inches vertically. Collectors prefer the dimensions 3 1/2 inches by 1 inch.
Postmasters should complete PS Form 413, Pictorial Postmark Announcement/Report. To obtain a copy of PS Form 413, go to http://blue.usps.gov; under “Essential Links”, click Forms. Submit the completed announcement to the pictorial postmarks manager address located on the form.
— Stamp Services,
Government Relations, 1-29-09