Torricelli ep p.507 ...
http://lila-erc.eu/data/lexicalResources/NLW/id/attestation/26761 <http://www.w3.org/nl/lemon/frac#Attestation>
Torricelli ep p.507 ...
Torricelli ep p.507 (1647) Nos autem ad hoc, librá utimur modo usitato dispositâ, cujus beneficio propositionem illam non aliter demonstramus, quàm aut vectem aut axem in peritrochio.