2022-04-252022-04-251942https://hdl.handle.net/2152.3/114074.50 stamp, "Fragment of Bas Relief Publicizing Cardiology Congress," Greece, 1968<br></br><br></br>25c stamp, Heart Transplantation, Grenada, 1968<br></br><br></br>Three stamps from Hungary. 30f, Blood tranfusion, 1942. 40f, Blood test, 1954. 3+18f, Man on operating table, 1961.Five stamps.Postage-stamp albumsStamp collectingGreeceHungaryGrenadaTransplantation, Heart