Title: ... In the matter of the claim of the New Idria mining company of California, for 480 acres of mining land in townships 17 and 18 S., range 12 E., Mt. Diablo meridian, California, according to the mining laws of the San Carlos district, passed December, 1854, under the acts of Congress of July 26, 1866, & May 10, 1872. Abstract of record and evidence in the matter of the above-entitled claim on file in the Interior department