The following information obtained from UNAVCO's online DOI system:
(https://www.unavco.org/data/doi/search/search.html)

Wasatch GPS Network - GOUT-GOUT_EBRY_UT2007 P.S.
Start: 25-Sep-2007
End: 17-Feb-2020
Smith, Robert B., 2007, Wasatch GPS Network - GOUT-GOUT_EBRY_UT2007 P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/T5FB517R