In 1883, Prince Rudolf of Habsburg order achieve an encyclopedia covering the whole territory of the Austro-Hungarian Empire.
The penultimate volume of the encyclopedia (1902) is dedicated to Transylvania and includes lots of information about traditions, costumes, songs and heritage of all nations in the province, as well as images of towns, information about government and economics.
The images below give Transylvanian castles and palaces along with several other places.
Kendeffy palace , Santamaria Orlea , Hunedoara country
Kornis Castle , Manastirea , Cluj country
Josika palace of Vlaha, Cluj country
Wesselényi palace of Jibou , Salaj country
Bornemisza palace of Gurghiu , Mures county
Teleki Palace of Gorneşti, Mures County
Bethlen palace of Chiraleş, Nasaud County
Kendy-Kemény Castle of Brâncoveneşti, Mures County
Bánffy Palace Bontida, Cluj Country
Palace Miko - Teleki in Uioara de Sus, Ocna Mures, Alba County
Bethlen - Haller Castle in Balta, Alba County
Cistercian abbey from Cârța
The railway viaduct Oravita - Anina
More from Only Romania:
Romanian General exhibition 1906 presented in postcards
Memories from communism. Part I
Romanian banknotes from all times
1964 , An american in Bucharest
Europe round trip in '30s