found: Milwaukee Public Library. A guide to the papers of Carl F. and Frank P. Zeidler, 1983?:leaf 4 (b. 9/12/1912)
found: LC data base, 8-16-84(hdg.: Zeidler, Frank P.; usage: Frank P. Zeidler; Frank Zeidler)
found: New York times WWW site, July 10, 2006(Frank P. Zeidler; b. in Milwaukee; d. Friday [July 7, 2006], aged 93; former mayor of Milwaukee who was the last Socialist to run a major American city)
found: Wikipedia, viewed October 30, 2019(Frank Zeidler; Frank Paul Zeidler was an American socialist politician and mayor of Milwaukee, Wisconsin serving three terms from April 20, 1948 to April 18, 1960. Zeidler was born in Milwaukee on September 20, 1912. Zeidler was elected Milwaukee County Surveyor in 1938. In 1941, he was elected to a six year term on the Milwaukee Board of School Directors just after his brother Carl Zeidler was elected mayor of Milwaukee in 1940. Zeidler was re-elected to the Milwaukee School Board in 1947. In 1948, Zeidler ran for mayor of Milwaukee. He became Milwaukee's third socialist mayor, after Emil Seidel and Daniel Hoan. Frank P. Zeidler died in Milwaukee, Wisconsin on July 7, 2006 at the age of 93.)
found: OCLC, viewed October 30, 2019(headings: Zeidler, Frank P.; Zeidler, Frank P. 1912-)