Properties of Utah tar sands : Asphalt Wash Area, P.R. Spring depositL. A. Johnson · First published 1975Open the Tome
Tar sand data for the P.R. Spring and Hill Creek areas, Uintah and Grand counties, UtahJ. Wallace Gwynn · First published 2008Open the Tome
The Copper sands and Prince William Sound ; The N.P.M.W.A.R.A., the North Pacific Major World Air Route AreaDean Nichols · First published 1994Open the Tome
