Heron fol.59v in hac...
http://lila-erc.eu/data/lexicalResources/NLW/id/attestation/14331 <http://www.w3.org/nl/lemon/frac#Attestation>
Heron fol.59v in hac...
Heron fol.59v in hac autem circulari circumuolutione signa quaedam circulum circumterminantia ad saxa, vel arbusta, vel quosdam alios facilè {021781.}explorabiles scopos aspicientur.