The following original documents show the creation of the Uinta Valley Indian Reservation and for whom it was established.
The Executive order of President Abraham Lincoln October 3, 1861, establishing the Uinta Valley Indian reservation
Congressional Act of May 5, 1864 designating the Uinta Valley for the "Exclusive use and occupancy" of the " Indians of Utah Territory" This act establishes Recognized Indian Title to the Uinta Valley Reservation. The Timpanogos are listed here as Timp-nog
Congressional Act authorizing treaty negotiations with the Indians of Utah Territory, Feb 23,1865
The Following is the (Unratified) Spanish Fork Treaty Original Copy
Transcription of (Unratified) Spanish Fork Treaty June 8, 1865