Gilmore, C.W., 1927, Fossil footprints in the Grand Canyon [abs.]: Washington Academy of Sciences, Journal, v. 7, p. 272. Authors Gilmore, C.W. Publication Date 1927 Citation Washington Academy of Sciences, Journal, v. 7, p. 272. State AZ Province CP County CN Placenames Kaibab Plateau Keywords Locale Trace Fossil More Keywords Locale, Trace Fossil, AzGeoBib RefNum 3635