Culture of the ancient Pueblos of the upper Gila River region, New Mexico and Arizona : second Museum-Gates expedition - Hough, Walter, 1859-1935 (Govt. print. off., 1914)
A report of the first expedition of 1901 was published in the Annual report of the United States National museum for 1901, and issued separately in 1903 under title: Archeological field work in northeastern Arizona