British School of Telegraphy

of London
1906 Mr. E. Marett, son of the late Mr. J. Marett, of West Park Avenue, a former pupil of the Eastern Telegraph Co, has been appointed chief instructor at the British School of Telegraphy. Mr. Marett has just returned from Norway and took up his duties in London a week ago.'[1]
1908 British School of Telegraphy, 179 Clapham Road, London. Principal is William Lynd.[2]
1911 '...100 appointments obtained by our students during the past year; recognised by authorities best equipped and most successful school in the kingdom (owns two wireless telegraph stations licensed by Government). Apply. British School of Telegraphy (Ltd.), 179, Clapham-road, London, S.W.'[3]
1922 of 179 Clapham Road, London, SW9.
1939 of 179 Clapham Road, London, SW9.
1958 British School of Telegraphy, Romford Road, Forest Gate, London E7. Principal is E. I. Evans (age 55). Midlands branch opened.[4]
1959 of Romford Road, Forest Gate, London E7
1960 of Penywern Road, Earls Court, London SW5