Illustrated Companion to the Latin Dictionary/Quadrivium

This article incorporates text from a publication now in the public domain: Rich, Anthony (1849). The illustrated companion to the Latin dictionary, and Greek lexicon. p. vi. OCLC 894670115. https://archive.org/details/illustratedcompa00rich. 

QUADRIV'IUM (τετραόδιον). A place where four streets or cross roads meet (Catull. 58. Juv. i. 64). The illustration (Quadrivium/1.1) represents a street view of this nature in the city of Pompeii.

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  Quadrivium/1.1