
Ohlman stands at the intersection of a sprawling rural grid in central Illinois, serving as a primary settlement node during this 1998 survey. The landscape is defined by its agricultural layout and the intricate drainage of the Sangamon River and Pana Creek, which carve through the townships of Rosamond and Audubon. Genealogists will find particular value in the documentation of the Rosamond Grove Cem, Ohlman Cem, and Shiloh Ch, which anchor the local community history. The map also marks the significance of the Third Principal Meridian, a critical surveying line that governs the land divisions across several counties. Further south, the small settlement of Bailey and the headwaters of Ramsey Creek illustrate the transition into more deeply dissected terrain, where steel and wooden pole transmission lines cross the open fields.
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This is the sole edition of this map. No revisions or reprints were ever made.
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