Illustrated Companion to the Latin Dictionary/Fenestrula
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.
FENES'TRULA. Same as FENESTELLA. Apul. Met. ix. p. 208.