J. N. Larned, History for ready reference, Volumes 1 to 5 (1895)
“ All the stone pueblo ruins, all the clay ruins, all the cliff dwellings, all the crater villages, all the cavate chambers, and all the tufa-block houses are fully accounted for without resort to hypothetical peoples inhabiting the country anterior to the Indian tribes. ... Pre-Columbian culture was indigenous; it began at the lowest stage of savagery and developed to the highest, and was in many places passing into barbarism when the good queen sold her jewels. ”
