Illustrated Companion to the Latin Dictionary/Fistulator

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. 

FISTULA'TOR. One who blows the Pan's pipe (fistula), Cic. Or. iii. 61. in which passage it is specially used to designate a piper employed by the Roman orators to assist them in keeping their voices at a proper pitch, one of whom, it is insinuated by Cicero, always accompanied Gracchus when he spoke in public.