Rupp, G. P., & Hay, H. H. (1897). Statue of Stephen Girard: Records of its erection and unveiling, City Hall Plaza, Philadelphia, May 20, 1897 : with commemorative poem by H. Hanby Hay and historical essay by George P. Rupp. Philadelphia: Printed by J.B. Lippincott Co..

Rupp, George P., and Henry Hanby Hay. Statue of Stephen Girard: Records of Its Erection and Unveiling, City Hall Plaza, Philadelphia, May 20, 1897 : With Commemorative Poem By H. Hanby Hay and Historical Essay By George P. Rupp. Philadelphia: Printed by J.B. Lippincott Co., 1897.

Rupp, George P., and Henry Hanby Hay. Statue of Stephen Girard: Records of Its Erection and Unveiling, City Hall Plaza, Philadelphia, May 20, 1897 : With Commemorative Poem By H. Hanby Hay and Historical Essay By George P. Rupp. Philadelphia: Printed by J.B. Lippincott Co., 1897.