St. Lawrence Seaway Opened Stamp Set (1959 4-cent Stamp, 1984 20-cent stamp)

RARE Postal Commemorative Societys Most Honored Events in US History. This set has story card of St. Lawrence Seaway Opened . . Stamps that will never be printed again.

This set contains:

1959 4-cent Stamp Unused (Scott No 1131) Fine Condition - Used.
1984 20-cent Stamp Unused (Scott No 2091) Unused


Both Stamps mounted beautifully on an envelope. Mint condition (Envelope is personalized to original subscriber) Comes in protective binder sheet.