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Male, born 1912-06-05, died 2005-02-03

Associated with the firms network

Bennett, Manson Otis, Architect; Doty, Harold, Architect; Graham, John and Company, Architects and Engineers; Martin, Roi, Architect; Whitehouse and Church, Architects

Professional History


Draftsman, Harold Doty, Architect, Portland, OR, 1933-1936. Draftsman, Roi Martin, Architect, Portland, OR, 1936-1937; Designer, Whitehouse and Church, Architects, Portland, OR, 1937-1940; Designer, John Graham and Company, Architects and Engineers, Seattle, WA, 1940-1943

Principal, M.O. Bennett, Architect, Seattle, WA, c. 1952-1955; Senior Partner, John Graham and Company, Architects and Engineers, Seattle, WA, 1958- . In 1958, the Graham firm added two Senior Partners, Bennett and Jack L. Follett (who supervised the New York office of John Graham and Company), and three Junior Partners, Nathan Wilkinson, Jr., a Seattle architect, Roderick Kirkwood, an engineer in the Seattle office, and Henry A. Birner, an engineer in the New York office. (See "Graham Co. Adds Partners, Associates," Seattle Times, 10/05/1958, p. 39.)

In 11/1963, Bennett was one of eight Senior Partners of John Graham and Company, along with John Graham, Jr., AIA; J.L. Follett, AIA; A.B. Harrison, RA; N. Wilkinson, Jr., AIA; J.E. Jackson, RA.; R.R. Kirkwood, PE; and H.W. Leuschen, PE.

Professional Activities

Member, American Institute of Architects (AIA), Seattle Chapter, in 1955; he joined the AIA Washington State Chapter in 1942.



Born in Clatskanie, OR, he lived in Portland, OR, by the time he was seven. According to the US Census of 1920, the Bennetts lived at 1298 East 17th Street in Portland. (See, Source Citation Year: 1920; Census Place: Portland, Multnomah, Oregon; Roll: T625_1500; Page: 8B; Enumeration District: 53; Image: 142, accessed 10/20/2016.) The Bennetts lived on Canyon Road in Orenco, OR, in 1930. The value of their real estate at the time was $8,500, about average for the neighborhood. (See, Source Citation Year: 1930; Census Place: Orenco, Washington, Oregon; Roll: 1957; Page: 2A; Enumeration District: 0048; Image: 885.0; FHL microfilm: 2341691, accessed 10/20/2016.)

In 1955, Bennett and his wife resided at 3860 51st Avenue NE. (See Seattle, Washington, City Directory, 1955, p. 125 and Seattle, Washington, City Directory, 1958, p. 111.)

Bennett, late in his life, lived at 35350 North 190th Street, 201 A, Seattle, WA, 98133, the Cristwood Retirement Community. (SeeSource Information U.S. Public Records Index, 1950-1993, Volume 2 [database on-line]. Provo, UT, USA: Operations, Inc., 2010, accessed 10/20/2016.)


His father was Otto B. Bennett (born c. 1862 in PA-d. 1939 in OR), his mother, Mary (nicknamed "Minnie") A. Waldo (born c. 1872 in IL). They wed c. 1892, and resided in Colorado Springs, CO, in 1900. They had at least three children, Larue Bennett Gelvin (born c. 1893 in CO), Harvey Bennett (born c. 1903 in CO) and Manson. In 1900, Otto Bennett worked as a coal contractor, in 1910, as a railroad agent in Clatskanie, OR. and, 10 years later as a railroad storekeeper. (See, Source Citation Year: 1910; Census Place: Clatskanie, Columbia, Oregon; Roll: T624_1279; Page: 4B; Enumeration District: 0039; FHL microfilm: 1375292, accessed 10/20/2016.) By 1930, the US Census indicated that he had become a farmer in Orenco, OR.


He was married to Luclie D. Bennett (1913-2001).


One son was Sheldon W. Bennett who became a college professor and a Unitarian-Universalist minister in Quincy, MA, in 01/1987. A local newspaper, the Quincy Sun, reviewed his educational and professional background: "Dr. Bennett was born in 1942 in Seattle. Wash. He graduated from the University of Washington in 1964. He earned a Ph.D. in physics from Columbia University inNew York in 1970, and served on the faculty of Harvard University from 1968 to 1971, where he was Assistant Professor of Physics. Leaving the academic world, Dr. Bennett then pursued a career in construction project management and then management consulting, and earned a master of business administration, at night, from Boston University in 1981 It was from his leadership experience at First and Second Church in Boston that he was called to a professional career in ministry and was accepted at Harvard Divinity School in I983. graduating with a M.Div. in 1986." (See "United First Parish Church To Ordain New Minister Sunday," Quincy Sun, 01/01/1987, p. 1.)

Biographical Notes

SSN: 542-10-5005;

Associated Locations

  • Clatskanie, OR (Architect's Birth)
    Clatskanie, OR

  • Downtown, Seattle, WA (Architect's Office)
    1411 4th Avenue
    Downtown, Seattle, WA 98101-2249

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    Room 1430

PCAD id: 3343