1968-11-25: Rila Monastery

1968-11-25: 1000 Years Rila Monastery

1968-11-20: Folk Costumes

1968-10-28: Nature reserve Srebarna

1968-10-19: National Stamp Exhibition, Sofia (1968)

1968-09-28: Birth Anniversaries

1968-09-17: Stomatology

1968-09-12: Scandinavia

1968-08-26: Insects

1968-08-22: Chiprovtsi Uprising

1968-07-29: 80th Anniversary of Sofia Zoo

1968-07-08: Human Rights Year

1968-07-01: National Heroes

1968-06-24: Summer Olympic Games 1968 - Mexico City

1968-05-17: Landscapes (1968)

1968-05-06: Ore Processing Plant "Asarel Medet"

1968-05-03: Bulgarian Stamp Exhibition West-Berlin

1968-04-25: Flowers - 1968

1968-04-25: Tales

1968-03-20: 9th Festival for Peace and Friendship Sofia

1968-02-20: Karl Marx

1968-02-20: Birth Centenary of Maxime Gorki (1868-1936)

1968-01-21: 90th Anniversary of Liberation from Turkish