A scanned edition from the USGS Historical Topographic Map Collection, preserving an earlier published map of this area. Its cataloged boundary covers 40.6250° N to 40.7500° N and 94.2500° W to 94.1250° W.
Map area
Mount Ayr
State
Iowa (IA)
Edition year
1981
Scale
Scale 1:24,000
USGS collection
Historical Topographic Map Collection
Edition status
Archived USGS edition
Geographic coverage
North edge
40.7500° N
South edge
40.6250° N
West edge
94.2500° W
East edge
94.1250° W
Approximate center
40.6875° N, 94.1875° W
Current geographic context
OpenStreetMap topographic view of this area
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