op I 1 p.372 Quare r...

http://lila-erc.eu/data/lexicalResources/NLW/id/attestation/22445 <http://www.w3.org/nl/lemon/frac#Attestation>

op I 1 p.372 Quare r... 
op I 1 p.372 Quare rectangulum sub radio et semiambitu poligoni aequatur poligono laterum numero duplorum. 

data from the linked data cloud