The area here considered includes northeastern Nebraska, northwestern Iowa, South Dakota, and southwestern Minnesota. From scattered points throughout this region specimens have been sent in to A. J. Anderson to be mounted, and it is through his courtesy that many of the records are here presented. Local records, in the vicinity of Sioux City, are made by the writer unless otherwise credited.
Proceedings of the Iowa Academy of Science
©1920 Iowa Academy of Science, Inc.
Stephens, T. C.
"Bird Records of the Past Two Winters, 1918-1920, in the Upper Missouri Valley,"
Proceedings of the Iowa Academy of Science, 27(1), 395-407.
Available at: https://scholarworks.uni.edu/pias/vol27/iss1/65