Chiu-Chin Chen pdf Catalog on United States Variable Denomination Stamps (1989-2020)

The first edition (released in December 2020) of the catalog “Catalog on United States Variable Denomination Stamps (1989-2020)” is in color, written in English, lists all US variable denomination stamps printed by automats (CVP or ATM) or computers (Internet postage stamps) and provides basic information for all issues. Like traditional stamps, variable denomination stamps (VDS) can be used anywhere and anytime. The catalog depicts about 1,600 stamps or parts thereof. It lists about 306 main and 406 sub catalog numbers and gives prices for standard material (MNH, used, and on cover). Besides the normal stamps (including major paper and imprint types), errors and test prints are shown, if known. This catalog lists the following variable denomination stamp issues in detail: [1] Automats: (a) Autopost; (b) ECA Gard and Unisys: Postage and Mailing Center; (c) IBM-Neopost and NCR: Automated Postal Center I; (d) Neopost Online and Northrop Grumman: Simply Postage Kiosk; (e) Wincor-IBM and IBM: Automated Postal Center II, III, and IV (self-service kiosk); (f) Pitney Bowes: mail&go kiosk and “24/7 Stamps on Demand”; (g) IBM-Wincor Nixdorf: Print on Demand Kiosk. [2] PC: (a) Neopost: SnapStamps; (b) Stamps.com: Normal NetStamps, Photo NetStamps, Special “Themed NetStamps”, Photo NetStamps for business customers, Designs-on-Demand NetStamps, promotional NetStamps, beta test NetStamps, NetStamps and Photo NetStamps for Stamps.com use, and Photo NetStamps with preprinted denomination; (c) Endicia: InstaPostage, DYMO Stamps, DYMO Printable Postage, and NetStamps; (d) Pitney Bowes: Stamp Expressions; (e) Avery and Stamps.com: Avery Stamps; (f) Pitney Bowes: pbSmartPostage; (g) Pitney Bowes: SendPro. Additionally, the following areas are covered: [3] pbSmartPostage and SendPro “Envelope Postage”; [4] Postal Buddy Corporation: Postal Buddy; [5] USPS: Prepaid Forever Priority Mail Flat Rate Packaging; and [6] meter postage stamps from vending machines: NCR, Design & Development, Inc., Pi Electronics, and ASM Services, Inc.