He was interested in physical as well as social science, and his papers include several boxes of scientific manuscripts. He wrote a much-criticized treatise on hydrostatics for the Society for the Diffusion of Useful Knowledge. Correspondents include: Sir D. Brewster (letters on Brewster's work for the Society for the Diffusion of Useful Knowledge and on optics); A. De Morgan (mathemataical topics); J.J. Sylvester (mathematics). There are also papers relating to scientific appointments in the early days of University College, London.