2395 - 1988 25c Happy Birthday - Mystic Stamp Company
2400 - 1988 25c Contemporary Christmas: Sleigh and Village Scene
January 2019
Sellos - Alemania DDR A Gibraltar
US Stamps - US Stamp Formats - Booklet Panes - Page 1 - Mystic
US Stamps - US Stamps By Year - Page 34 - Mystic Stamp Company
2279 - 1988 25c E-rate Earth, coil - Mystic Stamp Company
US 2395 Special Occasions Happy Birthday 25c single MNH 1988
2283 - 1988 25c Pheasant, booklet single - Mystic Stamp Company
2378 - 1988 25c Love Series: Pink Rose - Mystic Stamp Company
1988 Vintage Greetings Stamps Horse and Sleigh Unused U.S. Holiday
2381-85 - 1988 25c Classic Cars - Mystic Stamp Company
Latitude 38 April 1993 by Latitude 38 Media, LLC - Issuu
2272 - 1987 22c Special Occasions: Happy Birthday! - Mystic Stamp