3651165 Spencer R Thornton (b/w photo) by English Photographer, (20th century); Private Collection; (add.info.: Spencer R Thornton. Senior Partner in the firm of Spencer, Thornton and Co, of the London Stock Exchange, of which he became a Member in 1895. Illustration for Notable Personalities, An Illustrated Who\'s Who of Professional and Business Men and Women (Whitehall Publishing, 1927).); by Look and Learn.