About Us

John Byrnes/Onedog Cachets began producing first day covers in 1987 for the Federal Redheaded Duck.   Covers are produced by computer and are on homemade envelopes.  All covers are numbered and signed by the cachetmaker.  John Byrnes Cachets ended in June of 2005 with the Art of Disney set of 4.  Onedog Cachets began in the same year with the Adventures in Aviation set of 10.

For each cover purchased, you will also receive one random cover from my inventory. (my choice)  A event cover list will also be shipped with each order.

We guarantee that the product will arrive in good condition or we will return the full purchase price of the product not including shipping.   You may return any damaged item for replacement, refund or exchange within 30 days of date on invoice.  Invoice must accompany all returned items.  Not responsible for lost or misdirected items.