Books by Arnold O. Haugen:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Haugen, Arnold O. (Arnold Otto), 1910-: Competitive recreational uses of selected Iowa lakes. Completion report of Project no. A-005-IA. (Iowa State Water Resources Research Institute, 1968), also by Arnold J. Sohn (page images at HathiTrust)- Haugen, Arnold O. (Arnold Otto), 1910-: Pre-impoundment recreational use pattern and waterfowl occurrence in the Saylorville Reservoir area (Iowa State Water Resource Research Institute, 1970), also by Richard E. Lenning and Iowa State Water Resources Research Institute (page images at HathiTrust)
Find more by Arnold O. Haugen at your library, or elsewhere.