The city of Algona is the best known locality near the maximum southern extent of these recessional stages of the Wisconsin glaciation in Iowa. This city is near the most pronounced concentration of the chief moraine in mass and height, hence the name.
Proceedings of the Iowa Academy of Science
©1924 Iowa Academy of Science, Inc.
Smith, John E.
"The Algona Recessional Stages of the Wisconsin Glaciation in Iowa,"
Proceedings of the Iowa Academy of Science, 31(1), 335-337.
Available at: https://scholarworks.uni.edu/pias/vol31/iss1/102