ST. PIERRE & MIQUELON (1963) Calmette. Microscope. Sailing vessel. Imperforate corner block of 4. Scott No 366. Yvert No 368. Bacteriologist who developed first snake bite antivenom. Coinventor of tuberculosis vaccine.
AVAILABLE AT $60
ST. PIERRE & MIQUELON (1974) Copernicus. Newton. Einstein. Kepler. Imperforate corner block of 4. Scott No C56. Yvert No PA59.
AVAILABLE AT $100