op p.20 (1625) At op...
http://lila-erc.eu/data/lexicalResources/NLW/id/attestation/29461 <http://www.w3.org/nl/lemon/frac#Attestation>
op p.20 (1625) At op...
op p.20 (1625) At operae pretium est, quos egomet in culinario hypocaustulo | Hisce meis oculis viderim, recensere.