Harvey C. Knowles

Harvey Coles Knowles (March 11, 1891 – March 2, 1964) was an American engineer, business executive and inventor who was vice president of Procter & Gamble, Cincinnati.Soap, Cosmetics, Chemical Specialties. Vol. 40. 1964. p. 109 In 1950 he was awarded the ASME Medal.

Knowles was born in New York City to Andrew A. Knowles and Anna (Coles) Knowles. He graduated from Yale University with a Bachelor of Philosophy in 1912.Soap, Cosmetics, Chemical Specialties, Vol. 29. 1952. p. 72 He started his career in industry as manager of the New York works of the Westinghouse Lamp Company.The Yale Alumni Weekly Vol XXVI No 1, 1916. p. 822 In 1921 he joined the Procter and Gamble Company as general superintendent in charge of factories and mills. In 1930 he was appointed general manufacturing manager, and in 1942 he was promoted to vice president and director. During World War II he served as vice president of Procter & Gamble Defense Corporation, which was operating the Wolf Creek Ordnance Plant and Gulf Ordnance Plant.Who's Who in the Midwest. Vol. 1949. p. 705 He retired from Procter & Gamble in 1961.Oscar Schisgall (1981), Eyes on Tomorrow: The Evolution of Procter & Gamble. p. 296

In 1950 Knowles was awarded the ASME Medal by the ASME. He died in 1964 in Montego Bay in Jamaica during vacation.