From the T︠S︡entralen dŭrzhaven arkhiv (Central State Archives), Bulgaria, Fond 156, Opis 1.
Bulgarian Red Cross exists since 1878. The united Red Cross organization for the united Bulgarian state was created in 1885.
United States Holocaust Memorial Museum http://collections.ushmm.org/search/catalog/irn514445
Contains correspondence with various Red Cross organizations abroad, including the International Committee of the Red Cross, regarding prisoners of war (POWs ), and missing in action (MIAs), etc.
Българско дружество „Червен кръст“