Paper, 'On Fessell's [sic] gyroscope' by Charles Wheatstone Wheatstone presents Fessel's gyroscope before the Royal Society, describing its construction and function. He shares details of a series of experiments undertaken with the gyroscope. Followed by a figure of the gyroscope. Subject: Scientific apparatus and instruments Received 6 April 1854. Read 27 April 1854. This paper was published in full in volume 7 of the Proceedings of the Royal Society as 'On Fessel's gyroscope'. 1854