Adella Prentiss Hughes (1869-1950) was a musical impresario and founder and manager of the Cleveland Orchestra. Her grandparents, Benjamin and Rebecca Rouse, were leaders in various charitable and religious institutions in Cleveland, Ohio. The collection consists of one album containing clippings, some manuscript items, and primarily photographs, relating to the family of Adella Prentiss Hughes of Cleveland, Ohio. Included are portraits of Benjamin and Rebecca Cromwell Rouse, grandparents of Adella Prentiss Hughes; E. C. Rouse; Margaret Miller; Mary Miller Rouse; and H. C. Rouse. Also included are views of the birthplace of Henry Clark Rouse at 489 Euclid Avenue, Cleveland, Ohio; the Miller Block at 193-195 Superior Avenue, Cleveland, Ohio; and the United Brass Company Works, Lorain, Ohio. Loose photographs include views of the liner Westernland, and travel photographs taken of various sites in Europe.