|
| 641 |  | 0.12$ Posting a Broadside1 pc 8 ¢ 1973  United States |
| 642 |  | 0.12$ Printer and Patriots Examining Pamphlet1 pc 8 ¢ 1973 United States |
| 643 |  | 0.14$ Progress in Electronics1 pc 15 ¢ 1973 United States |
| 644 |  | 0.17$ Transistors and Printed Circuit Board1 pc 8 ¢ 1973 United States |
| 645 |  | 0.22$ Marconi's Spark Coil and Spark Gap1 pc 6 ¢ 1973 United States |
| 646 |  | 0.15$ Lyndon B. Johnson (1908-1973), 36th President1 pc 8 ¢ 1973 United States |
| 647 |  | 0.13$ Nicolas Copernicus (1473-1543) Polish Astronomer1 pc 8 ¢ 1973 United States |
| 648 |  | 0.08$ Harry S. Truman (1884-1972), 33th President1 pc 8 ¢ 1973 United States |
| 649 |  | 0.15$ Rural America - Angus and Longhorn Cattle (Bos taurus)1 pc 8 ¢ 1973 United States |
| 650 |  | 0.1$ "LOVE" by Robert Indiana1 pc 8 ¢ 1973 United States |
| 651 |  | 0.1$ Winged Airmail Envelope1 pc 13 ¢ 1973 United States |
| 652 |  | 0.09$ Winged Airmail Envelope1 pc 13 ¢ 1973 United States |
| 653 |  | 0.09$ Jefferson Memorial and Signature1 pc 10 ¢ 1973 United States |
| 654 |  | 0.14$ Jefferson Memorial and Signature1 pc 10 ¢ 1973 United States |
| 655 |  | 0.09$ 50 Star and 13 Star Flags1 pc 10 ¢ 1973 United States |
| 656 |  | 0.06$ 50 Star and 13 Star Flags1 pc 10 ¢ 1973 United States |
| 657 |  | 0.26$ Amadeo P. Giannini1 pc 21 ¢ 1973 United States |
| 658 |  | 0.07$ Eugene O'Neill (188-1953), Dramatist1 pc 1 $ 1973 United States |
| 659 |  | 0.1$ Christmas Tree in Needlepoint1 pc 8 ¢ 1973 United States |
| 660 |  | 0.04$ Small Cowper Madonna by Raphael1 pc 8 ¢ 1973 United States |
Piece: 3,715 (5,474)
Total: 3,850$+