- Tuscan Sculptors
- Italian Sculptors: Being a History of Sculpture in Northern, Southern, and Eastern Italy (Classic Reprint)
- Cyclopedia of Painters and Paintings; Volume 3
- Tuscan Sculptors: Their Lives, Works, and Times. with Illustrations from Original Drawings and Photographs; Volume 2
- Raphael and Michelangelo: A Critical and Biographical Essay