Dedicated to the study of Machine Postal Markings,
the Machine Inventors, Patents, and Other Related History
One of these machine cancels could sell at auction for over US$2,000! -- Can you identify it?
Special Machine Cancel History Exhibit (NYC2016) Now Online, Created by Mike Ellingson.
Award-Winning Exhibits Now Online, Created by Tony Crumbley, William Barlow, Jr., and Gary Carlson
Award-Winning Exhibits Now Online, Created by members of the MCS
Machine Cancel Society Publications [UPDATED]