Area : Township of Duncan, Mercer County, Illinois, United States
Population : 0
Alternate names : Duncan Township
Feature : third-order administrative division
Elevation : 229M
Dem : 228M(digital elevation model, srtm3 or gtopo30)
Lat/Long : 41.28698, -90.84161 (, )
Current Time : 2025-04-20 21:38:59