Lot
1540 
1923, 20¢ Golden Gate, block of four, tied by "Washington D.C., May 1, 1923" First Day of Issue duplex postmarks on cover to Philadelphia, Pa., Very Fine. Scott Nos. 567 $600.
Realized: $150
Sale 108: The Westpex Sale
1901-1989 Issues
Lot 1540
1923, 20¢ Golden Gate, block of four, tied by "Washington D.C., May 1, 1923" First Day of Issue duplex postmarks on cover to Philadelphia, Pa., Very Fine.Scott Nos. 567 $600.