Geology of southwestern North Park and vicinity, Colorado,
Hail, William James, 1922-
Geology of southwestern North Park and vicinity, Colorado, by William J. Hail, Jr. - Washington, U.S. Govt. Print. Off., 1968. - v, 119 p. illus., maps (3 fold. col.) 24 cm. - Geological Survey bulletin 1257 . - Geological Survey bulletin ; 1257. .
Issued in a case.
Bibliography: p. 113-115.
gs 68000345
Geology--Colorado--Jackson County.
Geology--Colorado--Grand County.
QE75 / .B9 no. 1257
557.88/65
Geology of southwestern North Park and vicinity, Colorado, by William J. Hail, Jr. - Washington, U.S. Govt. Print. Off., 1968. - v, 119 p. illus., maps (3 fold. col.) 24 cm. - Geological Survey bulletin 1257 . - Geological Survey bulletin ; 1257. .
Issued in a case.
Bibliography: p. 113-115.
gs 68000345
Geology--Colorado--Jackson County.
Geology--Colorado--Grand County.
QE75 / .B9 no. 1257
557.88/65