Mohave County miner and our mineral wealth., 1919-10-25

mined each month, the cost of mining same, the amount of ore shipped or oth- CT mineral substances sold or trel5ed, and the amount of money received from the sale of ores, etc. The books of :he lessee shall be open to inspection, eX1m- ination, and verification by any officer of the Interior Department assigned to such duty by the Secretary of the in. terior, and the duly authorized agents of the United States shall be permitted freely to make copies of all the accounts and other books of the lessee. Al: roy altieS due under the lease shall be Eaid tion in cash, or by certified check or other suitable form of exchange, and at time of payment each lessee mist lie with said officer a sworn statement showing the amount of ore mined dur ing the preceding month, cost of mining and extracting the same, the amount or ore shipped or sold, and the amount re- ceived therefor. Lessee must also file days after the reduction of the ores a duplicate of all mill and shelter re- turns.
 16. Lessees shall file annual reports, accompanied by maps and diagrams when necessary, within 20 days after the close of each calendar year with the officer in charge, showing the extent, character, and location of all develop ment work and mining operations, such annual reports to be in the form of sworn statements by the lessee or sup erintendent in charge of the work, and such other reports from time to tune as the Secretary of the Interior may, in his discretion, require.
 IT. In mining operations the lessee shall keep the mine well and sufficient ly timbered at all points where neces- sary in accordance with good mlnlng practice and in such manner as may De necessary to the proper preservation or the property leased and safety of the workmen, compatible with economical mining. If it be necessary to use any wood, stone, coal, or other maternal the sion from the officer in charge and shall pay him, for the Indians, the current prices for all such material taken:
 IS. On expiation of the term of the lease or when lease is surrendered the lessee shall deliver to the Government the leased premises with the mine work ings in good order and condition, and bondsmen vii be held for such delivery in good order and condition unless re- lieved by the Secretary of the Interior for cause. It shall, however, be stipu- lated that the machinery necessary to operate the mine is the property Of the lessee, but that it may be removed by him only after the condition of the prop erty has ben ascertained by inspection by the Secretary of the Interior or his authorized agents.
 19. It is expressly understood that any duly authorized agent of the Govern
  time, and at all times during the life of the lease, freely and without notice to enter upon and in all parts of the leased premises, and, if desired, take with him the local mine inspector and such mining experts as may be neces- sary for the purpose of inspection and examination thereof, with view of as- certaining whether or not the terms ard conditions of the agreement are being faithfully complied with, and to isnow that the mine is operated in workman like manner as required by the lease, and in compliance with the law of the State or territory in which the mine is situated.
 20. Any lessee desiring to use not to exceed 40 acres of unoccupied land for camp site. milling, smelting, and re- lining works, or for other purposes con nected with the proper development of the leased land, should make app'ica- tion therefor to the officer in charge for the land desired. The application must be accompanied by affidavits from two or more persons familiar with the ground, that it is nonmineral, unoccu- pied, and necessary for the purpose of properly developing the lease.
 21, No prospector, locator or mine owner shall keep stock of any kind on the lands leased except by permit at such rates as may from time to time be established.
 22 The provisions of the foregoing regulations shall apply to any Indian