Aftermath of the W.W. Eastman tunnel collapse that caused the loss of St. Anthony Falls to erosion. This image is by Arthur Adams, Minneapolis high school teacher, local historian, and photographer. Adams traveled throughout Minnesota, taking photographs to augment his lectures. His studio was located at 3648 Lyndale Avenue South in Minneapolis.
Stereoscope view of George B. Wright's central dam, saw mill on right, "Bee Hive" factory on left. View from south side of the river at Mill street before the Mill Street bridge was constructed.
Chester Creek runs through Chester Park (also known as Chester Bowl Park) and empties into Lake Superior near Thirteenth Avenue East. Someone is walking to a parked car.
Contributing Institution:
University of Minnesota Duluth, Kathryn A. Martin Library, Northeast Minnesota Historical Collections
Progress in the cofferdam construction at the Onalaska dam, under construction on the Upper Mississippi as part of Upper Mississippi River improvements.
Clearing operations at the dike section of cofferdam at the Onalaska dam, under construction on the Upper Mississippi as part of Upper Mississippi River improvements.
Construction of the cofferdam nearing completion at the Onalaska dam, under construction on the Upper Mississippi as part of Upper Mississippi River improvements.
Burning brush in the dike area of the cofferdam for the Onalaska dam project, under construction on the Upper Mississippi as part of Upper Mississippi River improvements.
A general view of the cofferdam under high water conditions. The cofferdam is part of the Onalaska dam project, under construction on the Upper Mississippi as part of Upper Mississippi River improvements.
General view of equipment within the cofferdam, part of the Onalaska dam project. The Onalaska dam underwent construction as part of Upper Mississippi River improvements.
A train car waits beside the cofferdam, part of the construction of the Onalaska dam. The Onalaska dam was constructed as part of Upper Mississippi River improvements.
Workmen set up aggregate bins at the cofferdam, part of the Onalaska dam project, under construction on the Upper Mississippi as part of Upper Mississippi River improvements.
A crane operates on common excavation and disposal of material below the cofferdam, part of the Onalaska dam project. The Onalaska dam underwent construction as part of Upper Mississippi River improvements.
Men set up a pump for disposing of common excavation below the cofferdam, part of the Onalaska dam project. The Onalaska dam underwent construction as part of Upper Mississippi River improvements.
Workmen use a hose inside the cofferdam in this photograph, which shows the condition of the lower elevation. The cofferdam is part of the Onalaska dam project and underwent construction as part of Upper Mississippi River improvements.
Permanent steel sheet piling in place within the cofferdam, part of the Onalaska dam project. The Onalaska dam underwent construction as part of Upper Mississippi River improvements.
A general view of the cofferdam under high water conditions. The cofferdam is part of the Onalaska dam project, under construction on the Upper Mississippi as part of Upper Mississippi River improvements.
A general view of the cofferdam with the river elevation above the cofferdam at 637.9. The cofferdam is part of the Onalaska dam project, under construction on the Upper Mississippi as part of Upper Mississippi River improvements.
A sub contractor places cofferdam fill while workers look on from the rail spur as part of the Onalaska dam project, under construction on the Upper Mississippi as part of Upper Mississippi River improvements.
Men work on the hydraulic stripping of top soil inside of the cofferdam as part of the Onalaska dam project, under construction on the Upper Mississippi as part of Upper Mississippi River improvements.
A general view of the unwatered cofferdam, part of the Onalaska dam project, under construction on the Upper Mississippi as part of Upper Mississippi River improvements.
Removing sand fill at the downstream arm of the cofferdam at the Onalaska dam. The Onalaska dam project was undertaken as a part of improvements to the Upper Mississippi River.
A view of the Onalaska dam following the completion of the contract. The Onalaska dam project was undertaken as a part of improvements to the Upper Mississippi River.
A man and his dog perch on a distant section of the Onalaska dam between upstream gage 633.64 and downstream gage 631.65. The Onalaska dam project was undertaken as a part of improvements to the Upper Mississippi River.
Earth fill dike nearing completion at the Onalaska dam. The Onalaska dam construction project was undertaken as a component of improvements to the Upper Mississippi River.
An Illinois Central rail car is visible at the Onalaska dam and associated works. The Onalaska dam project was undertaken as a part of improvements to the Upper Mississippi River.
Progress on the construction of the Onalaska dam. The Onalaska dam construction project was undertaken as a component of improvements to the Upper Mississippi River.
Loading a wagon scraper at the borrow pit, part of the Onalaska dam project. The Onalaska dam was built as part of Upper Mississippi River improvements.
Workmen dump the wagon scraper, part of the construction of the Onalaska dam. The Onalaska dam project was undertaken as part of Upper Mississippi River improvements.
Grading with a bulldozer, part of the construction of the Onalaska dam. The Onalaska dam project was undertaken as part of improvements to the Upper Mississippi River.
The dewatering system at the Onalaska dam discharges on the downstream side of the cofferdam. The Onalaska dam was constructed as part of improvements to the Upper Mississippi River.
Workmen place concrete for slabs, part of the construction of the Onalaska dam. The Onalaska dam project was undertaken as part of improvements to the Upper Mississippi River.
Workmen move through the equipment in and around the dike, constructed as part of the Onalaska dam. The Onalaska dam project was undertaken as a part of improvements to the Upper Mississippi River.
The culvert wall takes shape as part of the Onalaska dam project. The Onalaska dam was constructed as part of improvements to the Upper Mississippi River.
Cranes are visible at the Onalaska dam under construction. The dam construction project was undertaken as a part of improvements to the Upper Mississippi River.
Construction at the lower dam water power station along the Mississippi River; shows headrace and retaining walls; the Westside Mills are visible in the distance.
The construction of the Lake Zumbro Hydroelectric Power Plant dam began in 1917. The structure was designed by noted hydroelectric engineer, Hugh Lincoln Cooper. The dam, completed in 1919, is owned by Rochester Public Utilities. Some of the forms for the dam structure are visible in the foreground.
The construction of the Lake Zumbro Hydroelectric Power Plant dam began in 1917. The structure was designed by noted hydroelectric engineer, Hugh Lincoln Cooper. The dam, completed in 1919, is owned by Rochester Public Utilities. The railroad tracks were used to help move the large rocks and other materials.
The construction of the Lake Zumbro Hydroelectric Power Plant dam began in 1917. The structure was designed by noted hydroelectric engineer, Hugh Lincoln Cooper. The dam, completed in 1919, is owned by Rochester Public Utilities. The spillway is taking shape in the foreground.
The construction of the Lake Zumbro Hydroelectric Power Plant dam began in 1917. The structure was designed by noted hydroelectric engineer, Hugh Lincoln Cooper. The dam, completed in 1919, is owned by Rochester Public Utilities. Two men can be seen in the center left viewing the construction site.
The construction of the Lake Zumbro Hydroelectric Power Plant dam began in 1917. The structure was designed by noted hydroelectric engineer, Hugh Lincoln Cooper. The dam, completed in 1919, is owned by Rochester Public Utilities. Men are working in the excavation area for the east abutment of the dam.
The construction of the Lake Zumbro Hydroelectric Power Plant dam began in 1917. The structure was designed by noted hydroelectric engineer, Hugh Lincoln Cooper. The dam, completed in 1919, is owned by Rochester Public Utilities. Looking west along the toe of the dam, section ten is in the foreground and the site of the power house is in the background.
The construction of the Lake Zumbro Hydroelectric Power Plant dam began in 1917. The structure was designed by noted hydroelectric engineer, Hugh Lincoln Cooper. The dam, completed in 1919, is owned by Rochester Public Utilities. Looking east along the line of the dam from the top of the crusher, the power house is in the foreground.
The construction of the Lake Zumbro Hydroelectric Power Plant dam began in 1917. The structure was designed by noted hydroelectric engineer, Hugh Lincoln Cooper. The dam, completed in 1919, is owned by Rochester Public Utilities. The rock formation is visible in this view of the excavation for the west abutment.
The construction of the Lake Zumbro Hydroelectric Power Plant dam began in 1917. The structure was designed by noted hydroelectric engineer, Hugh Lincoln Cooper. The dam, completed in 1919, is owned by Rochester Public Utilities. Looking toward the east bank, the north wall of the power house is visible in the center.
The construction of the Lake Zumbro Hydroelectric Power Plant dam began in 1917. The structure was designed by noted hydroelectric engineer, Hugh Lincoln Cooper. The dam, completed in 1919, is owned by Rochester Public Utilities. Looking toward the east bank, the Power house, with almost three walls completed, is visible in the center.
The construction of the Lake Zumbro Hydroelectric Power Plant dam began in 1917. The structure was designed by noted hydroelectric engineer, Hugh Lincoln Cooper. The dam, completed in 1919, is owned by Rochester Public Utilities. The power house is visible on the center right.
The construction of the Lake Zumbro Hydroelectric Power Plant dam began in 1917. The structure was designed by noted hydroelectric engineer, Hugh Lincoln Cooper. The dam, completed in 1919, is owned by Rochester Public Utilities. Men are seen working at an excavation area.
The construction of the Lake Zumbro Hydroelectric Power Plant dam began in 1917. The structure was designed by noted hydroelectric engineer, Hugh Lincoln Cooper. The dam, completed in 1919, is owned by Rochester Public Utilities. Looking toward the east bank, a portion of the power house is visible on the far right.
The construction of the Lake Zumbro Hydroelectric Power Plant dam began in 1917. The structure was designed by noted hydroelectric engineer, Hugh Lincoln Cooper. The dam, completed in 1919, is owned by Rochester Public Utilities. Three men are standing on the rim, looking into the excavation area.
The construction of the Lake Zumbro Hydroelectric Power Plant dam began in 1917. The structure was designed by noted hydroelectric engineer, Hugh Lincoln Cooper. The dam, completed in 1919, is owned by Rochester Public Utilities. Looking west, the power house is visible on the right.
The construction of the Lake Zumbro Hydroelectric Power Plant dam began in 1917. The structure was designed by noted hydroelectric engineer, Hugh Lincoln Cooper. The dam, completed in 1919, is owned by Rochester Public Utilities. Looking toward the west bank and the power house, men and horses are visible in the center.
The construction of the Lake Zumbro Hydroelectric Power Plant dam began in 1917. The structure was designed by noted hydroelectric engineer, Hugh Lincoln Cooper. The dam, completed in 1919, is owned by Rochester Public Utilities. Looking toward the west bank and the power house, a small section of railroad track situated on top of one of the walls is visible in the foreground..
The construction of the Lake Zumbro Hydroelectric Power Plant dam began in 1917. The structure was designed by noted hydroelectric engineer, Hugh Lincoln Cooper. The dam, completed in 1919, is owned by Rochester Public Utilities. Looking from the east bank, the power house is on the right.
The construction of the Lake Zumbro Hydroelectric Power Plant dam began in 1917. The structure was designed by noted hydroelectric engineer, Hugh Lincoln Cooper. The dam, completed in 1919, is owned by Rochester Public Utilities. Lake Zumbro, created by the dam, is visible on the right.
The construction of the Lake Zumbro Hydroelectric Power Plant dam began in 1917. The structure was designed by noted hydroelectric engineer Hugh Lincoln Cooper. The dam, completed in 1919, is owned by Rochester Public Utilities. Looking upstream, the power house is visible in the center right.