Schickard ep 457 (16...

http://lila-erc.eu/data/lexicalResources/NLW/id/attestation/18429 <http://www.w3.org/nl/lemon/frac#Attestation>

Schickard ep 457 (16... 
Schickard ep 457 (1630) addendo istud semiminutum propter refractionem. 

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