[late November 1856]: the month and year are given by relation to letter 1303, after 28 November but possibly early December
only drawing: in letter 1303, Tyndall had asked Huxley: ‘Could you lend me those sketches of the crevasses that you took underneath the “Pavillion”?’. The enclosed sketch is missing.
Agassiz: L. Agassiz, Nouvelles études et expériences sur les glaciers actuels (Paris: Victor Masson, 1847).
Please cite as “Tyndall1304,” in Ɛpsilon: The John Tyndall Collection accessed on