On 18 August 1884, a party comprising G. S. Barnes, R. Chessyre Walker and the guides Joseph Imboden and J. M. Chanton reached the summit of the Bishorn (4,153 m) for the first time.
On 18 August 1884, a party comprising G. S. Barnes, R. Chessyre Walker and the guides Joseph Imboden and J. M. Chanton reached the summit of the Bishorn (4,153 m) for the first time.