US PO Forms and Tags

Thumb 1
Thumb 2
Form Number	3606
Division
Title	Sender's Statement and Certificate of Bulk Mailing of Matter Paid with Stamps or Meter Postage
Where Used	Proof of mailing
EKU	Aug 8, 1976
LKU
Notes	Image of form taken from eBay seller weiszcovers (Doug Weisz), Oct 2023. Item from Tony Wawrukiewicz' s Exhibit
Revision	Oct. 1971