Roland Duer Irving

All books by Roland Duer Irving

(Displaying 7 Books)

Atlas of the geological survey of Wisconsin

Chamberlin, Thomas C.

Observations on the junction between the Eastern Sandstone and the Keweenaw Series on Keweenaw Point, Lake Superior

Roland Duer Irving

On the age of the quartzites, schists and conglomerates of Sauk county, Wisconsin

Roland Duer Irving

Preliminary paper on an investigation of the Archaean formations of the northwestern states

Roland Duer Irving

The copper-bearing rocks of lake Superior

Roland Duer Irving

The Penokee iron-bearing series of Michigan and Wisconsin

Roland Duer Irving

The Penokee iron-bearing series of Michigan and Wisconsin

Roland Duer Irving