Perhaps you should try some spelling variations:
"bibliothecae selectae" » "bibliothecae mediceae", "bibliothecae regiae", "bibliothecae publicae"
"biblioteca americana" » "bibliotheca americana", "biblioteca ambrosiana", "biblia americana"
"bibliotheca selecta" » "bibliotheca selectissima", "bibliotheca sacra", "bibliotheca asservata"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (("biblioteca americana") OR ((("bibliothecae selectae") OR ("bibliotheca selecta")))).
• Removing quotes may allow a broader search: (( biblioteca americana ) or ((( bibliothecae selectae ) or ( bibliotheca selecta )))).
• Adding a wildcard symbol may retrieve word variants: (("biblioteca americana") or ((("bibliothecae selectae") or ("bibliotheca selecta"))))*.