| Ancient Works in Pennsylvania and New Hampshire | 
| Character of Indian Defences | 
| Defences of the Ancient Mexicans and Peruvians | 
| Comparison of the Defensive Structures of the American Aborigines with Those of the Pacific Islanders, Celts, etc. | 
| Construction of Mounds by Existing Indian Tribes | 
| Sepulchral Mounds in Mexico, Central America, etc. | 
| Sepulchral Monuments of the Ancient World | 
| Probable Funeral Rites of the Mound Builders | 
| The Mounds not GeneraL Burial Places; Great Indian Cemeteries | 
| Aboriginal Sacred Enclosures; Temples of the North American Indians; of the Mexicans,
Central Americans, and Peruvians; of the Polynesian Islanders, Hindus,
etc.; Primitive Temples of the British Islands; Symbolism of Temples | 
| Stone-heaps; Stones of Memorial, etc. | 
| Additional Monuments in New York | 
| Use of Copper by the American Aborigines | 
| Use of Silver by the American Aborigines |