By Cosmos Mariner, July 2, 2021
Carnegie Library Marker
| On South 1st Street just north of Southeast Kent Street (State Route 92), on the right when traveling north. |
| On South 1st Street north of Southeast Kent Street (State Route 92), on the right when traveling north. |
| On Public Square just east of North 1st Street, on the right when traveling west. |
| On Public Square just south of East Iowa Street, on the right when traveling north. |
| On Leroy Street at South Park Place, on the right when traveling north on Leroy Street. |
| On East 4th Street just east of 1st Avenue, on the left when traveling east. |
| On 1st Avenue (State Highway 150) at West 2nd Street, on the left when traveling north on 1st Avenue. |
| On Chestnut Street at 1st Street, on the left when traveling north on Chestnut Street. |
| On East Bremer Avenue (State Road 3) just west of 5th Street Northeast, on the right when traveling west. |
| On Lake Avenue North at West 3rd Street, on the left when traveling north on Lake Avenue North. |
| On East 5th Street just east of Erie Street, on the right when traveling east. |
| On South Downey Street at Penn Street, on the left when traveling north on South Downey Street. |
| Near East Spring Street at Ring Road, on the right when traveling north. |
| On South Prince Street, 0.1 miles south of Charles Street, on the right when traveling south. |
| On North 3rd Street just north of Valley Street, on the right when traveling north. |
| On North 4th Street just north of Columbia Street, on the left when traveling north. |
| On North 4th Street just north of Jefferson Street, on the left when traveling north. |
| On Hill Avenue (State Highway 276) just south of Lake Street, on the right when traveling north. |
| On Hill Avenue at 18th Street (U.S. 71), on the right when traveling north on Hill Avenue. |
| On North Walnut Street just north of East Elm Street, on the right when traveling north. |
| On Riverside Drive just west of North Main Street, on the right when traveling west. |
| Near North Wilson Avenue at East Lincolnway Street. |
| On North Jefferson Street at West Madison Street, on the right when traveling north on North Jefferson Street. |
| Near East Washington Street (Business U.S. 34) east of South Main Street, on the right when traveling east. |
| On West Main Street just east of South Maple Street, on the right when traveling east. |
| On James Avenue just north of Park Street, on the right when traveling south. |
| On 140th Street (County Highway H18) just west of James Avenue, on the right when traveling west. |
| On 2nd Avenue West west of North Elm Street, on the left when traveling west. |
| On East Market Street just west of North Clinton Street, on the right when traveling west. |
| Near East Washington Street just west of South Clinton Street, on the right when traveling west. |
| Near North Clinton Street at Iowa Avenue, on the right when traveling south. |
| Near South Madison Street at West Iowa Avenue, on the right when traveling north. |
| On 1st Avenue Northeast (Business U.S. 151) just west of 10th Street Southeast, on the left when traveling west. |
| On 1st Avenue Northeast (Business U.S. 151) just east of 2nd Street Northeast, on the left when traveling east. |
| On 3rd Street Southeast just south of 4th Avenue Southeast, on the right when traveling south. |
| On North Grand Street just north of Court Avenue (Business U.S. 34), on the right when traveling north. |
| On Court Avenue (Business U.S. 34) just west of North Grand Street, on the right when traveling west. |
| On Jefferson Street west of John Wayne Drive, on the right when traveling west. |
| On 2nd Street just east of U Avenue (Old U.S. 71), on the right when traveling east. |
| On 2nd Street just east of U Avenue (Old U.S. 71), on the right when traveling east. |
| On 2nd Street just east of U Avenue (Old U.S. 71), on the left when traveling east. |
| On Washington Avenue at 4th Street, on the right when traveling east on Washington Avenue. |
| On 2nd Street at Washington Avenue, on the right when traveling north on 2nd Street. |
| On Iowa Avenue just north of East 4th Street, on the right when traveling north. |
| On East 4th Street just west of Mulberry Avenue, on the right when traveling west. |
| On East 2nd Street just west of Mulberry Avenue (Business U.S. 61), on the right when traveling west. |
| On 16th Street / Glenn Miller Avenue (U.S. 71) south of Essie Davison Drive. |
| On Main Street east of 16th Street / Glenn Miller Avenue, on the left when traveling east. |
| On 16th Street / Glenn Miller Avenue at Lincoln Street, on the left when traveling north on 16th Street / Glenn Miller Avenue. |
| On Pearl Street near 5th Street, on the right when traveling south. |
| On 3rd Street at Story Street, on the right when traveling east on 3rd Street. |
| On Perry Street at Emerson Place, on the right when traveling north on Perry Street. |
| On North Cody Road (U.S. 67) at Jones Street, on the right when traveling north on North Cody Road. |
| On Grand Avenue north of Broad Street (Route E15), on the left when traveling north. |
| On Jefferson Street east of Madison Street (Iowa Highway 148), on the left when traveling east. |
| On Jefferson Street east of Court Avenue, on the left when traveling east. |
| On East Washington Street (State Highway 92) at South 2nd Avenue (State Highway 92), on the left when traveling west on East Washington Street. |
| On East Washington Street (State Highway 92) at South 9th Avenue, on the left when traveling west on East Washington Street. |
| Near West Madison Street (State Highway 92) west of South F Avenue, on the right when traveling west. |
| On 1st Avenue South at South 7th Street, on the right when traveling west on 1st Avenue South. |
| On Central Avenue just east of North 9th Street, on the left when traveling east. |
| On Central Avenue just east of South 7th Street, on the right when traveling east. |
| On West Broadway Street just west of River Street, on the left when traveling west. |
| On South Main Street just north of Bridge Street (Dvorak Memorial Highway) (County Highway B16), on the left when traveling north. |
| On Central Avenue (U.S. 56) west of 9th Street, on the right when traveling west. |
| On Central Avenue (U.S. 65) east of 8th Street (U.S. 65), on the right when traveling east. |
| On Central Avenue (U.S. 56) west of 9th Street, on the right when traveling west. |
| On Central Avenue (U.S. 56) at 9th Street, on the left when traveling west on Central Avenue. |
| On Central Avenue (U.S. 65) at 10th Street (U.S. 65), on the right when traveling east on Central Avenue. |
| On Central Avenue (U.S. 56) east of 8th Street (U.S. 56), on the right when traveling east. |
| On Central Avenue (U.S. 56) at 9th Street, on the right when traveling west on Central Avenue. |
| On Central Avenue (U.S. 65) east of 8th Street (U.S. 65), on the right when traveling east. |
| On Central Avenue (U.S. 56) east of 8th Street (U.S. 56), on the right when traveling east. |
| On Central Avenue (U.S. 65) west of 9th Street, on the right when traveling west. |
| On Ellsworth Street at Garfield Street, on the right when traveling east on Ellsworth Street. |