11 books
The Penokee Iron-Bearing Series of Michigan and Wisconsin (Classic Reprint)
On the Classification of the Early Cambrian and Pre-Cambrian Formations (Classic Reprint)
The Copper-Bearing Rocks of Lake Superior (Classic Reprint)
Observations on the Junction Between the Eastern Sandstone and the Keweenaw Series on Keweenaw Point, Lake Superior - Primary Source Edition
On Secondary Enlargements of Mineral Fragments in Certain Rocks
The Copper-Bearing Rocks of Lake Superior
Observations on the Junction Between the Eastern Sandstone and the Keweenaw Series on Keweenaw Point, Lake Superior Volume 23
Observations On the Junction Between the Eastern Sandstone and the Keweenaw Series On Keweenaw Point, Lake Superior
On the Classification of the Early Cambrian and Pre-Cambrian Formations
The Penokee Iron-Bearing Series of Michigan and Wisconsin
The Copper-Bearing Rocks of Lake Superior / By Roland Duer Irving