First Biennial Report on the Geology of Alabama (Classic Reprint) M. Tuomey

Excerpt from First Biennial Report on the Geology of Alabama

At the appointment of a Professor of Geology in the University, it was made the duty of that officer "to spend such portions of his time, not exceeding four months in each year, in Это и многое другое вы найдете в книге First Biennial Report on the Geology of Alabama (Classic Reprint) (M. Tuomey)