R.H. Cowles owned a ranch near Limbo.
A 1874 plat of S15 T30N R24 shows "Gummels House."
- NV Mount Diablo 030N - 023½E 5 3602 Washoe
- NV Mount Diablo 030N - 024E 6 3602 Pershing
- NV Mount Diablo 031N - 024E 31 3602 Pershing
A Cowles Ranch is shown in a 1954 map as being on the east side of the Selenite Range along old Nevada Highway 48 at S16 T30N R24E<ref>"1954 Pershing County Zone 1 map," Nevada Department of Transportation.</ref>
Ray Mosley owned a ranch on the west side of the Selenite Range that consisted of buildings and a tungsten mine at S30 T30N R24E.