Perhaps you should try some spelling variations:
siebenburgischen archivs » siebenburgisches archiv (Expand Search)
zur siebenburgischen » des siebenburgischen (Expand Search)
erganzungsbande zur » erganzungsbande des (Expand Search)
band 1 » band 2 (Expand Search), band i (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 zur siebenburgischen archivs, band 1~.
• Adding a wildcard symbol may retrieve word variants: studie transylvanica: erganzungsbande zur siebenburgischen archivs, band 1*.