op I fol.xxxir (1517...

http://lila-erc.eu/data/lexicalResources/NLW/id/attestation/22544 <http://www.w3.org/nl/lemon/frac#Attestation>

op I fol.xxxir (1517... 
op I fol.xxxir (1517) secunda statim plaga Aegypti fuit ranarum immissio, quae lingvacitatem significant sterilem. 

data from the linked data cloud