impr 7 Quatuor vrbes...
http://lila-erc.eu/data/lexicalResources/NLW/id/attestation/36939 <http://www.w3.org/nl/lemon/frac#Attestation>
impr 7 Quatuor vrbes...
impr 7 Quatuor vrbes tetragonales Germaniae ad quatur latera eius.