Lefevre praef 131 p....
http://lila-erc.eu/data/lexicalResources/NLW/id/attestation/5996 <http://www.w3.org/nl/lemon/frac#Attestation>
Lefevre praef 131 p....
Lefevre praef 131 p.425 (1521) cuius libri ope ac praesidio occurrens ille scrupus sustollatur et perplexitas submoveatur.