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Panorama of Quincy File 051-994-432
structure #576192724structure

Lock and Dam No. 21

existing 1938

Location of Lock and Dam No. 21

Object dataJoin to edit

Completion1938
Structural Formbarrage
Main Usageflood prevention
Status existing
CityQuincy, IL
CountryUnited States
Source: SKYDB | As of: 2026-06-02

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  1. Photo 069-968-394
    Ray E. White