Bidspirit auction | 1989 $1 Great Americans: Johns
1989 $1 Great Americans: Johns Hopkins Stamp Plate Block - U.S. #2194 $1 Johns Hopkins Great Americans Series Plate Block of 4 Stamps
1989 $1 Great Americans: Johns Hopkins Stamp Plate Block - U.S. #2194 $1 Johns Hopkins Great Americans Series Plate Block of 4 Stamps