LMS member 1868–1897

W.R. Frost & Co., 16 & 17 Poultry, London E.C.

Henry Perigal, FRAS, MRI
Member of the Physical Society
Treasurer of the Royal Meteorological Society
Fellow of the Royal Microscopical Society
Henry Perigal was an amateur mathematician known principally for an elegant geometric proof of Pythagoras’ Theorem. See http://plus.maths.org/issue16/features/perigal/index.html.

This photograph is part of the Tucker–Oakes Collection. More information about the collection, which was formerly known as the Tucker Collection, can be found here.