1935 California Pacific International Expo Plate Block of 4 3c Postage Stamps - MNH, OG - Scott 773
1940 Dr. Crawford W. Long - Scientists - Plate Block of 4 2c Postage Stamps - Scott 875 - MNH,OG
1940 Dr. Crawford W. Long - Scientists - Single 2c Postage Stamp - Scott 875 - MNH,OG
1940 Dr. Walter Reed Block of 4x 5c Postage Stamps -SC3877 - MNH,OG
1940 Jane Addams Single 10c Postage Stamp - Scott 878 - MNH,OG
1940 Luther Burbank - Scientists - Single 3c Postage Stamps - Scott 876 - MNH,OG
1940 Luther Burbank Plate Block Of 4 3c Postage Stamps - Scott 876 - , MNH, OG
1940 Pan-American Union Single 3c Postage Stamp - MNH, OG - Scott 895
1940 Walter Reed Plate Block of 4 5c Postage Stamps - Scott877 - MNH,OG
1940 Walter Reed Single 5c Postage Stamp - Scott877 - MNH,OG
1944 Motion Picture Anniv. Single 3c Postage Stamp -Scott926 - MNH,OG
1944 Motion Pictures 50th Anniversary Block Of 4 3c Postage Stamps - Scott 926 - MNH - CV40
1944 Motion Pictures Anniversary Plate Block Of 4 3c Postage Stamps - Scott 926 - MNH - CV40a
1944 Telegraph Centenary Plate Block of 4 3c Postage Stamps - MNH, OG - Scott 924
1944 Telegraph Centenary Single 3c Postage Stamp - MNH, OG - Scott 924
1946 Smithsonian Institution Plate Block of 4 3c Postage Stamps - MNH, OG - Scott 943
1946 Smithsonian Institution Single 3c Stamp - Scott943 - MNH,OG
1947 "Thomas A. Edison" Single 3c Postage Stamp - Scott 945 - MNH,OG
1947 The Doctor Single 3c Postage Stamp - Scott 949 - MNH,OG
1947 The Doctor Plate Block of 4 3c Postage Stamps - MNH, OG - Scott 949
1947 Thomas Edison Plate Block of 4 3c Postage Stamps - MNH, OG - Scott 945- CX915
1949 Wright Bros Airmail Block Of 4 6c Postage Stamps - Scott C45 - MNH - CW400c
1949 Wright Brothers Airmail Single 6c Postage Stamp Scott C45 - MNH, OG - CW400b
1952 Centennial Of Engineering Plate Block of 4 3c Postage Stamps - MNH, OG - Scott 1012
