NAA MS 2161
Notes on ancient Omaha town at junction of Split Rock and Big Sioux Rivers, South Dakota; also sketches, about 41 pages in notebook (18 centimeters). Also correspondence; two letters from M.C. Erickson, Brandon, South Dakota, December 1921, and May 1922, relative to stone circles representing camp sites. Also letter from W.H. Over, Vermillion, South Dakota relative to mounds in the vicinity of Brandon, South Dakota.
Manuscript 2161, National Anthropological Archives, Smithsonian Institution
Manuscript numbers 2158, 2160 and 2161 the basis for published article, "Archeological Field work in South Dakota and Missouri," by W. E. Myer in Smithsonian Expl. and Field work, 1921, page 117 ff.