Fellows of the Royal Society: Sir John Evans, bust of Sir Isaac Newton, Lord Kelvin, R.B. Clifton, G.G. Stokes, Sir Michael Foster, Lord Lister, Arthur W. Rucker, Sir J.D. Hooker, Sir William Huggins, Sir W.T. Thiselton Dyer. Photograph by Mayall.

Licence: Public Domain Mark

Credit: Fellows of the Royal Society: Sir John Evans, bust of Sir Isaac Newton, Lord Kelvin, R.B. Clifton, G.G. Stokes, Sir Michael Foster, Lord Lister, Arthur W. Rucker, Sir J.D. Hooker, Sir William Huggins, Sir W.T. Thiselton Dyer. Photograph by Mayall. Wellcome Collection. Source: Wellcome Collection.