Grout, Frank F. 1880- Reconnaissance of the geology of the Rabbit Ears region, Routt, Grand, and Jackson counties, Colorado, by F. F. Grout, P. G. Worcester, Junius Henderson. - [Denver, Col., The Smith-Brooks printing co., 1913] - 57 p. fold. diagr. 24 cm. Bibliography: p. 42. LCCN: gs 13000442 Subjects--Topical Terms: Geology--Colorado. LC Class. No.: QE91 / .A4 no. 5, pt. 1