occ 2,7 Quaternarium...
http://lila-erc.eu/data/lexicalResources/NLW/id/attestation/17315 <http://www.w3.org/nl/lemon/frac#Attestation>
occ 2,7 Quaternarium...
occ 2,7 Quaternarium numerum Pythagorici tetractyn appellant ipsumque omnibus numerorum virtutibus praeferunt.