Scott #1686-1689 Bicentennial Collection of 4 Souvenir Sheets (1976)

Amazing collection of the 4 1976 Bicentennial Souvenir Sheets (Scott #1686-89) created for Interphil 76, the International Philatelic Exhibition held in 1976 in Philadelphia, featuring: The Surrender of Lord Cornwallis at Yorktown (5 13¢ Stamps; Scott #1686) Signing of the Declaration of Independence July 4, 1776 Philadelphia (5 18¢ Stamps; Scott #1687) Washington Crossing the Delaware (5 24¢ Stamps; Scott #1688) Washington Reviewing His Ragged Army at Valley Forge (5 31¢ Stamps; Scott #1689)