Silvanus Phillips Thompson, English physicist, c 1900s.

Silvanus Phillips Thompson (1851-1916) was Principal and President of Applied Physics and Electrical Engineering at the Finsbury Technical College from 1885-1916. Thompson was also President of the Physical Society from 1901 to 1903. Thompson wrote a variety of books about electricity, light and magnetism, and in 1910 authored the book 'Calculus made Easy'.