No. 139a. Head of Niota Chute with Closing Dam [near Fort Madison, Iowa] 1885

"No. 139a. Head of Niota Chute with Closing Dam [near Fort Madison, Iowa]" is a cyanotype photograph taken in 1885 by American photographer Henry P. Bosse. This blue-toned print depicts a panoramic view of the Mississippi River, showcasing the natural beauty of the Iowa landscape. The oval-shaped image frames the scene, emphasizing the photographer's perspective from a vantage point overlooking the river. Bosse's cyanotype prints, created using a photographic process that yielded unique blue hues, captured the serene essence of nature and contributed to the development of landscape photography.