CINCINNATI & SONORA MINING ASSOCIATION. MAPS AND REPORTS OF THE SAN JUAN DEL RIO RANCHE, IN Sonora, Mexico. By CUMMINGS CHERRY and JAMES CHERRY, GEOLOGISTS AND MINING ENGINEERS. -ALSO REPORT OF SPECIAL COMMITTEE, STATISTICS OF CINCINNATI: WRIGHTSON & CO., 167 WALNUT STREET. 1866. 1 1 |