O'Brien, J.F., 1919, Holbrook oil: Arizona Mining Journal, February, 1919, p. 28. Authors O'Brien, J.F. Publication Date 1919 Citation Arizona Mining Journal, February, 1919, p. 28. State AZ Province CP County NA Placenames Holbrook area Keywords Petroleum Natural Gas More Keywords Petroleum, Natural Gas, AzGeoBib RefNum 12086