Osterwald, Doris B. Cinders & smoke : a mile by mile guide for the Durango to Silverton narrow gauge trip / [electronic resource] by Doris B. Osterwald. - 5th ed. - Lakewood, Colo. : Western Guideways, c1986. - 152 p. : ill. ; 23 cm. Bibliography: p. 148-149. ISBN: 0931788005 (pbk.) : $5.75 9780931788000 (pbk.) LCCN: 87118384 Subjects--Corporate Names: Durango & Silverton Narrow Gauge Railroad. Subjects--Topical Terms: Narrow gauge railroads--Colorado. LC Class. No.: TF25.D87 / O77 1986 Dewey Class. No.: 917.88/290433