ars 68 (tit) Philoso...
http://lila-erc.eu/data/lexicalResources/NLW/id/attestation/10927 <http://www.w3.org/nl/lemon/frac#Attestation>
ars 68 (tit) Philoso...
ars 68 (tit) Philosophalis familiaris epistola (vgl. ibid. Etsi philosophandi scientiam nonnullis necessariam esse duco).