Thanks to the lifelong passion of Silverton resident Allen Nossaman, San Juan County is probably one of the most historically well-documented counties in the state of Colorado. Author Jeff ...mehr sehenThanks to the lifelong passion of Silverton resident Allen Nossaman, San Juan County is probably one of the most historically well-documented counties in the state of Colorado. Author Jeff Corr uses Nossaman�s texts as a historical reference, along with the extensive collection of renowned photographer William Henry Jackson, to remember the history of Silverton for all time.weniger sehen