Philip Thayer Hayes

1923

• From Flaming Gorge Dam through Dinosaur Canyon to Ouray
• Cambrian and Ordovician rocks of southern Arizona and New Mexico and westernmost Texas
• Coal geology of Adams, Blaine, Richardson, and Sitka quadrangles, Kentucky, and Louisa quadrangle, Kentucky-West Virginia
• Cretaceous paleogeography of southeastern Arizona and adjacent areas
• Examination and reevaluation of evidence for the Barrera fault, Guadalupe Mountains, New Mexico
• Geology of the Guadalupe Mountains, New Mexico
• Lower Mesozoic extrusive rocks in southeastern Arizona
• Mesozoic stratigraphy of the Mule and Huachuca Mountains, Arizona
• Paleozoic stratigraphy of the southern part of the Mule Mountains, Arizona
• River runners' guide to Dinosaur National Monument and vicinity
• Stratigraphic nomenclature of Cambrian and Lower Ordovician rocks of eastern-most southern Arizona and adjacent western-most New Mexico