The final step in the execution of the law quoted was taken June 22, 1892. On that date the recommendation of the writer to the Director of the Geological Survey, referred by him to the Secretary of the Interior and by the latter to the President, was finally approved, and it was ordered that an area of land sufficient for the preservation of the ruin, and comprising in all 480 acres, be reserved under authority of act of Congress approved March 2, 1889. This area is shown on the map reproduced in plate CXXV, the base of which is a map accompanying the report of Mr H. C. Rizer. The letter of the Secretary of the Interior recommending the reservation of the Casa Grande tract, with its indorsement by the President, is as follows: Department of the Interior, _Washington, June 20, 1893_. Sir: I have the honor to recommend that the SW. 1/4 SW. 1/4, SE. 1/4 SW. 1/4, SW. 1/4 SE. 1/4 section 9, NW. 1/4, NW. 1/4 NE. 1/4, SW. 1/4 NE. 1/4, NW. 1/4 SW. 1/4, NE. 1/4 SW. 1/4, and NW. 1/4 SE. 1/4 section 16, all in township 5 south, range 8 east, Gila and Salt river meridian, Arizona, containing 480 acres more or less, and including the Casa Grande ruin, be reserved in accordance with the authority vested in you by the act of March 2, 1889 (25 Stat., 961), for the protection of the ruin. The Director of the Bureau of Ethnology requests that the reservation be made, and the Acting Commissioner of the General Land Office knows of no objection to such action. Very respectfully, John W. Noble, _Secretary_. The President. [_Indorsement by the President_] Executive Mansion, _June 23, 1892_. Let the lands described within be reserved for the protection of the Casa Grande ruin as recommended by the Secretary of the Interior. Benj. Harrison. The limits of this reservation are laid down on the plat of the survey of said township in the General Land Office, and the reservation is now under the control of the Secretary of the Interior. SPECIMENS FOUND IN THE EXCAVATIONS In the course of the excavations a number of specimens of archeologic interest were unearthed. These were all preserved and on the conclusion of the work were forwarded to the National Museum in Washington, in compliance with the terms of the contract. Following is a list showing the collection number and also the Museum number.