tetrach 1,2 mundana ...
http://lila-erc.eu/data/lexicalResources/NLW/id/attestation/3558 <http://www.w3.org/nl/lemon/frac#Attestation>
tetrach 1,2 mundana ...
tetrach 1,2 mundana musica, quae de harmonia totius et partium mundi, tam supercelestis quam elementaris considerat. ]