1957 US89-91 (Salt Lake City [Interstate 15, Lehi to Provo])
The 1957 US89-91 (Salt Lake City [Interstate 15, Lehi to Provo], Utah, Utah) black and white (panchromatic) aerial project was acquired by the Utah State Road Commission (USRC), now the Utah Department of Transportation (UDOT) at scales of 1:3000 and 1:6000.