From the record
“The Manning Water Tower is a historic structure located in Manning, Iowa, United States. It is significant as a good example of early 20th-century steel elevated water tower design, and its association with Anson Marston and the Chicago Bridge & Iron Company.”
Wikipedia article Manning Water Tower, CC BY-SA 4.0.
One of 20 National Register listings published here for Carroll County · listed in 2016 · category: Structure · built in 1903.
Sources: the Wikipedia article · the National Register database, National Park Service