George Perkins Marsh

The camel; his organization, habits and uses, considered with reference to his introduction into the United States, by George P. Marsh.

George Perkins Marsh, 1856 .

The Earth as Modified by Human Action: A New Edition of Man and Nature

George Perkins Marsh, G. Marsh, 2001 .

Man and Nature: Or Physical Geography as Modified by Human Action

George Perkins Marsh, G. Marsh, 2016 .

Man and Nature

George Perkins Marsh, G. Marsh, 2002 .