Test stamps are non-postal stamps created by postal administrations for use in testing and calibrating stamp vending machines, canceling machines, and other postal equipment. Unlike …

A 2004–05 test stamp of the United States. A test stamp is a label resembling a postage stamp that is used by postal authorities for testing equipment. They generally have the same size and …

2011年11月28日 · Test stamps, dummy stamps and training stamps are not postage stamps and they are not revenue stamps, but they look like they could be one or the other. Instead, they …

2025年2月20日 · From time to time, the post office has ordered test stamps of various types. These are non-denominated stamps with no monetary value that can be used in training …

Unusual U.S. Test Stamps Can Be Yours Today! This is your chance to own test (“dummy”) stamps printed by the United States to try out different ideas before printing “real” stamps. …

These pocket-size stamps make 1, 000 imprints before needing more ink. Use on nonporous surfaces such as plastic, glass, and metal. For technical drawings and 3-D models, click on a …

2023年1月14日 · Apparently, I do a lot of stumbling in my life, and I coincidentally recently stumbled across what appears to be a few "new" U.S. test stamps. But, there is kind of a weird …

Buy Set of 3 Test Coil Pairs – Get One FREE. Very collectible but seldom seen, Test Coil Pairs are fun to own. Created primarily to test how stamps were dispensed in coil vending …

54 Unusual U.S. Test Stamps Can Be Yours Today! This is your chance to own 54 mint test (“dummy”) stamps printed by the United States between 1944 and 2006. These stamps were …

2024年6月13日 · Find many great new & used options and get the best deals for 1970 US "For Testing Purposes Only" Test Stamp #TD108 Mint Never Hinged Pair at the best online prices …