U.S. #3624
37¢ Flag
Nondenominated Rate Change
Booklet Stamp with Large “2002”
Issue Date: June 7, 2002
City: Washington, DC
Printed By: American Packaging Corporation for Sennett Security Products
Printing Method: Lithographed
Perforations: Serpentine Die Cut 10.5 x 10.75
Color: Multicolored
The non-denominated flag stamp was issued in six formats, to pay the postal rate increase for first-class mail.