This dissertation presents a history of the musical activities of the Western Pennsylvania Exposition from 1889 to 1916. The Exposition was established as an annual event to promote and influence the growth of the citys industry and arts. The dissertation focuses on Pittsburghs development as a leading musical center and on the representation of Pittsburgh composers and musicians in the concerts at the Exposition. It explores the influence of class, gender, race and ethnicity on Pittsburghs musical culture, and also analyzes Pittsburghs musical hierarchy.Using data collected from newspapers, concert programs, and souvenir books preserved in regional libraries in Pittsburgh, this dissertation documents the programs presented by the bands, orchestras, and soloists at the Exposition. An analysis of the data reveals that the Pittsburgh Exposition and its music concerts succeeded in entertaining large audiences while also educating audiences and influencing cultural activities in the city.