Perhaps you should try some spelling variations:
specimens philosophical » specimens philological, peirce's philosophical, sciences philosophical
specimina philologiae » specimina philologica, specimens philological
philologiae slavicae » philologica slavicae, philologica slavica, philologie slave

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: (( ((specimens philosophical) OR (specimen philosophiae)) political ) OR ( specimina philologiae slavicae )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( ((specimens philosophical) OR (specimen philosophiae)) political ) or ( specimina philologiae slavicae ))".
• Adding a wildcard symbol may retrieve word variants: (( ((specimens philosophical) OR (specimen philosophiae)) political ) or ( specimina philologiae slavicae ))*.