- 1920s – circa
Portrait of Samuel Cox Hooker (1865-1935). Hooker was born on April 19, 1865, in Benchley, Kent, England and studied at the Government Science School in South Kensington, London. Hooker earned his PhD from the…
- circa 1900
Portrait of Charles Frederick Chandler (1836-1925), an industrial chemist whose research concerning sugar refining, gas manufacturing, and chemical education greatly impacted public sanitation and health.