#U6101986 8.5c The Mayflower Stamped Envelope
$1.75- $2.95 #U5821976 13c Emerald, Stamped Envelope
$1.00- $2.95 #U6041983 5.2c USA Stamped Envelope
$1.75- $2.95 #U6121988 8.4c US Frigate Constellation Env.
$1.75- $2.95 #U5792.7c green 1978 Non-Profit
$1.75- $2.95 #U6091985 6c Frigate U.S.S. Constitution Env.
$1.75- $2.50 #U58615/16c Surcharged
$1.00- $2.95 #U56910c yellow, brt. blue & light green 1974
$2.00- $3.00 #C591959-61 25c Abraham Lincoln
$0.15- $60.00 #U58015c orange 1978
$2.00- $2.95 #U58813/2c Liberty Tree
$1.75- $2.95 #U5782.1c green 1977
$1.50- $2.50 #U5903.5c 1980 Non-Profit
$1.75- $2.95 #U6111988 25c Stars around USA Stamped Env.
$1.75- $2.95 #U5831977 13c Golf Stamped Envelope
$1.75- $2.95 #U58413c 1977 Energy Conservation
$1.75- $3.20 #U58715c red,bl & bk (1976) Auto Racing
$1.00- $2.95 #U59420c brown 1981
$1.75- $2.95 #U58513c 1977 Energy Development
$1.75- $2.95 #U6261992 Western Americana PSE FDC
$1.50- $2.95