op did II p.420 Orth...

http://lila-erc.eu/data/lexicalResources/NLW/id/attestation/36478 <http://www.w3.org/nl/lemon/frac#Attestation>

op did II p.420 Orth... 
op did II p.420 Orthoepeia dicitur recta Sermonis prolatio: qvae facta ore, Orthotonia est; manu autem, Orthographia. 

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