Perhaps you should try some spelling variations:
siebenburgische archiv » siebenburgisches archiv (Expand Search), siebenburgischen archiv (Expand Search), siebenburgischen archivs (Expand Search)
erganzungsbande der » erganzungsbande des (Expand Search)
der siebenburgische » der siebenburgischen (Expand Search), des siebenburgischen (Expand Search), fur siebenburgische (Expand Search)
studie » studien (Expand Search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: studie transylvanica: erganzungsbande der siebenburgische archiv, band 2~.