Résumé

Principal, O.R. Ritter, Landscape Architect, Portland, OR, 1952. (See Portland, Oregon, City Directory, 1952, p. 1756.)

Associate, Wolff and Zimmer, Architects, Portland, OR, 1961-1966.

Associate, Wolff, Zimmer, Gunsul and Frasca, Architects, Portland, OR, 1966-1968.

Partner, Wolff, Zimmer, Gunsul, Frasca and Ritter, Architects, Portland, OR, 1968- 1973.

Professional Activities

Member, American Institute of Architects (AIA), Portland Chaper, 1967- .

Registered Architect in the State of OR. In 1970, Ritter reported that he was a registered OR architect, and he likely passed certification exams during the 1960s. (See American Architects Directory, 1970, John F. Gane, ed., [New York: R.R Bowker Company, 1970], p. 766.)