John George Hilzinger eBooks
eBooks di John George Hilzinger
The Skystone: A Romance of Prehistoric Arizona. E-book. Formato PDF
John George Hilzinger
edizioni Forgotten Books collana , 2017
In the Salt River valley, in central Arizona, the ruins of at least seven large cities are conspicuous, and the lines of ancient irrigating canals can be traced over the level land for miles. It has been assumed, with some reason, that the ancient inhabitants of the valley were akin to the pre Aztec race that built...