BULGARIAN OCCUPATION: 1916, Struga, postcard with 5 st., tied by provisional "V.Ts." intaglio censor mark

BULGARIAN OCCUPATION: 1917, Nish, telegram form with seal "Telegraph Postal Station Nish"

1917, Prishtina, postcard with bilingual cds. and red censor commission seal of Prishtina. Less than 5 recorded. Opinion Penev

1917, Paracin, registered letter to Nish, franked with 50 c., tied by bilingual c.d.s., adjacent seal of the military censor commission of Paracin

1918, Nish, registered letter from an Austrian  liaison officer to Sofia, with Bulgarian franking, tied by bilingual c.d.s., adjacent Bulgarian and Austrian censor marks

1918, Prizren, postcard to Sofia, franked with 5 st., cancelled by post office seal, adjacent censor mark of Prizren military command.