There is 1 Caleb Gedney (1729-1769) bassoon in the Hichwa-Rachor database. He flourished in London from 1754 until his death in 1769. He apprenticed to and was the succor to Thomas Stanesby Junior.
Caleb Gedney Literature
Halfpenny, Eric. “Further Light on the Stanesby Family”. The Galpin Society Journal, Vol. 13, July 1960, pp. 59-69. [Gedney apprenticed with Thomas Stanesby Sr.; there is a list of Gedney’s surviving instruments on pp. 68, 69]
Jansen, Will. The Bassoon: Its History, Construction, Makers, Players and Music. Frits Knuf, 1978 Vol. 1, p. 375.
Lasocki, David. “New Light on Eighteenth-Century English Woodwind Makers from Newspaper Advertisements”. The Galpin Society Journal, Vol. 63, May 2010, pp. 95, 96.
Lasocki, David. “Woodwind Makers in the Turners Company of London”. The Galpin Society Journal, Vol. 65, March 2012, pp. 61-89.
Waterhouse, William. The New Langwill Index. London: Tony Bingham, 1993.
Young, Phillip. 4900 Historical Woodwind Instruments. Tony Bingham, 1993.