High school physical geography

Grove Karl Gilbert

Grove Karl Gilbert

Stephen J. Pyne

The Moon's Face

Grove Karl Gilbert

Niagara Falls and their history

Grove Karl Gilbert

An introduction to physical geography

Grove Karl Gilbert

The history of the Niagara river

Grove Karl Gilbert

Recent earth movement in the Great Lakes Region

Grove Karl Gilbert

Grove Karl Gilbert

Stephen J. Pyne

Grove Karl Gilbert, a great engine of research

Stephen J. Pyne

Lake Bonneville

Grove Karl Gilbert

John Wesley Powell, a memorial to an American explorer and scholar

Grove Karl Gilbert

The San Francisco earthquake and fire of April 18, 1906

Grove Karl Gilbert

The transportation of de bris by running water

Grove Karl Gilbert

History of the Niagara River

Grove Karl Gilbert

Changes of level of the Great Lakes

Grove Karl Gilbert

Lake Bonneville

Grove Karl Gilbert

Rate of recession of Niagara falls

Grove Karl Gilbert

Report on the Lands of the Arid Region of the United States : With a More Detailed Account of the Lands of Utah

John Wesley Powell

Grove Karl Gilbert, explorer and scientist

Harold L. Burstyn

High school physical geography

Grove Karl Gilbert

Rate of Recession of Niagara Falls

Grove Karl Gilbert

Biographical Memoir Grove Karl Gilbert 1843-1918

William Morris Davis

Biographical memoir, Grove Karl Gilbert, 1843-1918

William Morris Davis

Studies of Basin-range structure

Grove Karl Gilbert