Nicholson, Jon. Cowboys : a vanishing world / photographs by Jon Nicholson. - New York : Thomas Dunne Books, 2001. - 1 v. (unpaged) : chiefly ill. (some col.) ; 23 x 28 cm. ISBN: 0312286775 LCCN: 2002282949 Subjects--Topical Terms: Cowboys--Pictorial works.--West (U.S.)Ranchers--West (U.S.)--Pictorial works.Ranch life--West (U.S.)--Pictorial works. Subjects--Geographic Terms: West (U.S.)--Social life and customs--Pictorial works. LC Class. No.: F596 / .N53 2001b Dewey Class. No.: 636.2/13/0978022