Burial Mounds, [401];
disputes Putnam’s view of the mounds, [402];
presentations of his views on the moundbuilders, [402];
on the elephant pipes, [404];
on the builders of the mounds, [407];
on the effigy mounds, [408], [409];
on the stone graves of Tennessee, [410];
on the Etowah mounds, [410];
conducts mound explorations, [439];
Maya and Mexican MSS., [440].