The mesozoic rocks of southern Colorado and northern new Mexico /
Stevenson, John James.
The mesozoic rocks of southern Colorado and northern new Mexico / by John J. Stevenson. - [S.l. : s.n., 1889?] - p. [391]-397 ; 23 cm.
Sin portada. Precede al tít.: From the American Geologist, june, 1889.
Geología---Estados Unidos.
The mesozoic rocks of southern Colorado and northern new Mexico / by John J. Stevenson. - [S.l. : s.n., 1889?] - p. [391]-397 ; 23 cm.
Sin portada. Precede al tít.: From the American Geologist, june, 1889.
Geología---Estados Unidos.
