Section 9
SEC. 9. The locator of a placer claim shall post upon the same a notice containing the name of the claim, designating it as a placer the name of each locator, the date of the location, and the number of hectares claimed. He shall also define the boundaries of a the claim by marking a standing tree or rock in place, or by setting a post or stone at each corner or angle of the claim. When a post is used it must be at least five inches in diameter or four inches on each side by four feet six inches in length, and, where practicable set one foot in the around and surrounded by a mound of earth or stone four feet in diameter by two feet in height. When a stone, not a rook in place, is used, it must be not less than six inches on each side by two and one-half feet in length, and must be set so as to project half its length above the ground. Where a stone, a rock in place, is used, a cross must be cut in the stone, the arms of which cross must he at least four inches long, intersecting, approximately, at right angles and in their centers, the cutting to be at least one-half inch deep. The intersection of the arms shall constitute the corner. Each tree, rock in place, stake, or stone used to designate n corner or angle of a placer claim must be so marked as to dearly indicate its purpose, and the objects selected to designate the corners of a claim shall be marked with a series of consecutive numbers, thus: "Cor. No. 1," "Cor. No. 2," "Cor. No. 3," and so forth: Provided, That nothing in this section shall be understood to require the establishment and marking of any corner or angle of a placer claim located upon surveyed public lands at a point where a corner of the Philippine system of public land surveys has previously boon established, in which case it shall suffice in describing said claim for record to correctly describe said corner of the public surveys, and to slate that such corner stands for corner number one, corner number two or corner number three, and so forth, as the case may be, of such placer claim.