by Chicago Sanitary District. Board of Trustees

1905

by Chicago Bureau of Public Efficiency

1920

by Sunset Club (Chicago, Ill.)

1889

by Woman's City Club of Chicago

1919

by Chicago. Department of Health

1919

by Chicago Bureau of Public Efficiency

1920

by Chicago (Ill.). Harbor Commission

1909

by Chicago (Ill.). Department of Public Works

1898

by Chicago Bureau of Public Efficiency (Chicago, Ill.)

1917

by Chicago Bureau of Public Efficiency (Chicago, Ill.)

1917

by Chicago (Ill.). Public Efficiency Bureau

1915

by Chicago (Ill.)

1918