
The Sangamon River meanders along the southern edge of this Mason County landscape, defining the low-lying terrain of Herget Bottoms. This early 1970s survey documents a region defined by agricultural drainage systems like the Newton Ditch and Biggs Ditch, which crisscross the flatlands between the river and the northern settlements. The landscape is dotted with family and community legacy sites, including several small burial grounds such as Baker Cem, Morgan Cem, and Chaney Cem.
30 named features on this map. Tap any name to fly to it.
Don’t see what you’re looking for? This feature index may not catch every label — zoom into the map to look around manually.
This is the sole edition of this map. No revisions or reprints were ever made.
20 maps found

1971 Biggs
Mason County, IL

1975 Chandlerville NW
Mason County, IL

1980 Natrona
Mason County, IL

1982 Duck Island
Mason County, IL

1996 Duck Island
Mason County, IL
2012 Biggs
Mason County, IL
2012 Duck Island
Mason County, IL
2012 Natrona
Mason County, IL
2015 Biggs
Mason County, IL
2015 Duck Island
Mason County, IL
2015 Natrona
Mason County, IL
2018 Biggs
Mason County, IL
2018 Duck Island
Mason County, IL
2018 Natrona
Mason County, IL
2021 Biggs
Mason County, IL
2021 Duck Island
Mason County, IL
2021 Natrona
Mason County, IL

2024 Biggs
Mason County, IL

2024 Duck Island
Mason County, IL

2024 Natrona
Mason County, IL