Perhaps you should try some spelling variations:
"bibliotheca historical romaniae 1918" » "bibliotheca historica romaniae 1918" (Expand Search), "bibliotheca historical rumanien 1918" (Expand Search), "bibliotheca historical romania 1925" (Expand Search), "bibliotheca historical romaniae 1" (Expand Search)
"bibliotheca istoria romania 1918" » "bibliotheca historica romania 1918" (Expand Search), "bibliotheca historica romaniae 1918" (Expand Search), "bibliotheca istoria romanilor 1918" (Expand Search), "bibliotheca istoria romania 1925" (Expand Search), "bibliotheca istoria rumanien 1918" (Expand Search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"bibliotheca historical romaniae 1918\") OR (\"bibliotheca istoria romania 1918\"))~".
• Removing quotes may allow a broader search: (( bibliotheca historical romaniae 1918 ) OR ( bibliotheca istoria romania 1918 ))~.
• Adding a wildcard symbol may retrieve word variants: (("bibliotheca historical romaniae 1918") OR ("bibliotheca istoria romania 1918"))*.