- Office of the Auditor (Delaware County, Ind.); Woolpert Geographic Information Services; The Sidwell Company
- 1975-2000 (Plat)
- Indiana Memory
- Ball State University. University Libraries. Archives and Special Collections
Ball State University. University Libraries
W 1/2 NE 1/4 SEC 22 T20N R9E. Western Improvement Co.'s Addition; Hillcrest; Yorkridge.
- Plats; Maps; Aerial photographs; Black and white images
- Mount Pleasant (Delaware County, Ind. : Township)
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