 |
What: stamp
Type: German Democratic Republic postage 6/7/1957 20pf brnred dt=German scientists d=Heinrich Hertz in oval State: unused Visibility: public Owner: Stan Shebs |
Creation date unknown |
| |
What: stamp
Type: German Democratic Republic postage 6/7/1957 20pf brnred dt=German scientists d=Heinrich Hertz in oval State: unused Visibility: public Owner: Stan Shebs |
Creation date unknown |