The San Franciscan volcanic field, Arizona /
Robinson, Henry Hollister, 1873-1925.
The San Franciscan volcanic field, Arizona / by Henry Hollister Robinson. - Washington, Govt. Print. Off., 1913. - 213 p. : ill., xiv pl., fold. maps, diagrs., 30 cm.
Some plates printed on both sides of leaf.
gs 13000799
Geology--Arizona.
QE75 / .P9 no. 76
The San Franciscan volcanic field, Arizona / by Henry Hollister Robinson. - Washington, Govt. Print. Off., 1913. - 213 p. : ill., xiv pl., fold. maps, diagrs., 30 cm.
Some plates printed on both sides of leaf.
gs 13000799
Geology--Arizona.
QE75 / .P9 no. 76