Elk Point
Elk Point is listed as a summit under the GNIS:
https://geonames.usgs.gov/apex/f?p=138:2:0::NO:RP::
40.3973026; -111.610478
Of note, it is on the USGS map with the coorinates above, but older sources an maps label Elk Point as farther west at Peak 10,791.
Mount Vision
Mount Vision is on several county and local maps, and in old publications.
40.607937; -112.159963
In addition, Here are several media sources mentioning the mountain dating back from the 1950's to recent years:
1953:
https://newspaperarchive.com/provo-dail ... -1953-p-2/
1969:
https://newspaperarchive.com/salt-lake- ... 1969-p-24/
1994:
https://www.deseret.com/1994/10/7/19134 ... ntertainme
2013:
https://mysteryofutahhistory.blogspot.c ... -utah.html
2017:
http://utahvhfs.org/rpt_rdgs.html
See also here:
https://www.google.com/search?q=mount+v ... e&ie=UTF-8
Big Black Mountain
Point 9073 in the Wasatch is known as Big Black Mountain in some older sources and the newer guidebook Hiking the Wasatch by John Veranth.
40.8487; -111.7709
Sessions Mountains
I'm not sure if you want to label this one or not, but the USGS labels the below as the "Sessions Mountains" even though it is really only one mountain:
https://listsofjohn.com/peak/18846
Maybe because the name was plural, it shouldn't be included even though it is really a single mountain?