"Glavna direktsiya na statistikata"@eng . . "Главна дирекция на статистиката "@eng . . "Main Directorate of Statistics"@eng . . "Contains census of 1934 and other statistical data related to the occupation, social situation, age, nationality, religion, language and literacy of Bulgarians. Includes a special census by population for new territories."@eng . . "Glavna direktsiya na statistikata"@eng . . "Main Directorate of Statistics"@eng . "Главна дирекция на статистиката "@eng . "3 microfilm reels 35 mm"@eng .