Elkhorn, Wisconsin: T. B. Redding and J. J. Watson City and County Map Publishers
A section of the Walworth County Plat Map of 1857 showing the Sharon township.
Allens Grove has been called Allen Grove and Allen's Grove over the years. The town of South Grove is no longer extant but was located at the border of sections 17 and 20. Sharon Corners (no longer extant) was at the border of sections 13 and 14.