Henderson, H. W. (1911). The Pennsylvania Academy of the Fine Arts and other collections of Philadelphia: Including the Pennsylvania Museum, the Wilstach Collection, and the collections of Independence Hall and the Historical Society of Pennsylvania. Boston: L.C. Page & Company.

Henderson, Helen Weston. The Pennsylvania Academy of the Fine Arts and Other Collections of Philadelphia: Including the Pennsylvania Museum, the Wilstach Collection, and the Collections of Independence Hall and the Historical Society of Pennsylvania. Boston: L.C. Page & Company, 1911.

Henderson, Helen Weston. The Pennsylvania Academy of the Fine Arts and Other Collections of Philadelphia: Including the Pennsylvania Museum, the Wilstach Collection, and the Collections of Independence Hall and the Historical Society of Pennsylvania. Boston: L.C. Page & Company, 1911.