Charles Elmer Resser
Cambrian Geology and Paleontology
Cambrian system (restricted) of the southern Appalachians
Fourth Contribution to Nomenclature of Cambrian Fossils Smithsonian Miscellaneous Collections, Volume 97, Issue 10
Middle Cambrian fossils from Pend Oreille Lake, Idaho (with one plate)
Nomenclature of Some Trilobites. Contained in Smithsonian Miscellaneous Collections, Volume 93, Issue 2 pages 46.