Flag forever stamp ATM pane a good buy

The stamps, on thin paper, have gauge 11¼ by 10¾ serpentine die cuts on two, three or four sides.

4518-19 - 2011 First-Class Forever Stamp - Lady Liberty and U.S. Flag (ATM, booklet) - Mystic Stamp Company

Seasonal demand drives up price for Evergreens booklet

Flag 2022, Discounted Forever Stamps

American Philatelist October 2012 Page-982

Listing in the Booklets,Back of Book,United States,Stamps Category on eBid United States | 219900750

Four Flags ATM Pane of 18 - Postage Stamps Scott 4709b

USPS U.S Flag 2022 Book of 20 Forever Stamps, Size: One Size

U.S. Flags (U.S. 2022)

Is it cheaper to buy stamps online? - Quora

37¢ Flags

Look for these French Guinea pictorial stamps