NAA MS 1811
Also correspondence regarding the manuscripts "Cist Graves of Kansas" (Park and Zimmerman); "The Allegwi-Pani, the cist grave Builders of Kansas and what they teach." Correspondence between Professor W.H. Holmes, F.W. Hodge, Gerard Fowke, Mark Zimmerman (White Cloud, Kansas), and Harry L. Keefe, (Walthill, Nebraska), Subject matter: mounds; morman plates found in cist grave? Harahay Indians (in 1541); cist stone graves of Ohio.
Manuscript 1811, National Anthropological Archives, Smithsonian Institution