Title
Construction #41
            Subject
Illinois--Chicago
                    Illinois--Chicago Sanitary and Ship Canal
                    Dams
                    Illinois--Lockport
                    Dams--Design and construction
            Description
An interior view shows the construction of the Bear Trap Dam located at the base of the Chicago Sanitary and Ship Canal at Lockport.
            Publisher
Abraham Lincoln Presidential Library and Museum
            Date
1899-09-29
            Format
jpg
            Language
eng
            Identifier
402504
                    Chicago Drainage Collection
                    Chicago Drainage Photo Album
            Original Format
photographic print
                    b&w
                    1
            Physical Dimensions
12 x 19 cm
            

