Onawa Public Library is located in Onawa, Iowa, United States. The public library began in 1902 when Judge Addison Oliver offered to buy the former Congregational Church for a library building, and funds to buy books and fixtures. His offer was accepted by the community, which also promised to maintain the facility as a free library. The library soon outgrew the old church and in November 1906 the board of directors approached the Carnegie Corporation of New York for a grant to build a library building. A $10,000 grant was approved on December 13, 1907. Judge Oliver donated another $10,000 for the building, and an additional $10,000 for an endowment fund. The Chicago architectural firm of Patton & Miller designed the Prairie School building, which was dedicated on October 22, 1909. It was