Geology of the Paleozoic rocks, Navajo and Hopi Indian Reservations, Arizona, New Mexico, and Utah
Explore the source record for details and available documents.
Professional Paper↗
Geology topics
J. H. Irwin
Publications and source records attributed to J. H. Irwin.
Geology of the Leupp quadrangle, Arizona
Explore the source record for details and available documents.
IMAP↗
Stratigraphy of the uppermost Triassic and the Jurassic rocks of the Navajo country
No abstract available.
Arizona, Colorado, New Mexico, Utah↗