The Boscobel Restoration - CORTPEX II STATION - Peekskill New York September 29 1973 event cover is a piece of postal history featuring a handstamped cancellation. This cover was sponsored by the Cortlandt Stamp Club and showcases a significant event in the history of philately. The cover serves as a piece of memorabilia from the CORTPEX II STATION event in September 1973 and is a valuable collector's item for those interested in United States stamp history.

The United Nations Post Office official cachet for CORTPEX II is also on the cover.