Art. 73. In extraordinary circumstances and at the requisition of the Government, the contracting party shall place at its disposition all the deposits of fuel on hand, being afterwards indemnified for a part or all of the fuel delivered, and afterwards another payment of the value of the deposits unused, corresponding to the profits lost during the time of the interruption of his business, calculated on an equal period of the preceding year. Art. 74. The bidding for the contract shall be upon the terms for the installation of the depositories, their reversion to the Union and the selling price of fuel for the first year. TITLE V The creation of centres producing foodstuffs in the valley of the Amazon CHAPTER I The leasing of the national plantations of Rio Branco Art. 75. The Minister of Agriculture can contract for the leasing of the two national plantations S. Bento and S. Marcos, except the part situated between the Rivers Mahú, Takutú, Surumú and Cotingo, by public bidding, or independent of it, with a corporation or party sufficiently able, observing the following dispositions which shall be explained and assured in the clauses of the detailed contracts. 1. The party will be obliged to: (a) Develop and practice on a large scale, by the best and most modern methods the breeding of cattle of different kinds and the cultivation of the usual alimentary cereals; (b) Establish a packing house for the preparation of dried beef and a factory for the canning of alimental animal and vegetable products. (c) Equip a factory for milk products, in which in addition to making cheese and butter, milk shall be prepared by the Pasteur system or some other that may be better, in condition to be supplied to the seringaes and estates of the interior. (d) Equip a central mill for the treatment of rice and other cereals and two improved factories for mandioca flour, as soon as the number of colonies localized can produce a sufficient supply of raw material for such establishment. (e) Receive and localize the immigrants who may desire to settle on the lands of the plantation, in accordance with the dispositions of this regulation and with the decrees number 9,081, Nov. 3, 1911, referring to the peopling of the soil, and number 9,214, Dec. 15, 1911, referring to the protection of the Indians and localization of native laborers, in the parts that may be proper. (f) Present to the Minister for approval the plans and descriptive memorandum, with as much detail as possible, of the agricultural nucleus which he shall be obliged to establish and all the installations referring to the factories and services necessary for the complete equipment of the plantations, within the maximum space of 2 years, to count from the signing of the contract. (g) Be subject to inspection by the Government for the faithful execution of the contract, on the terms therein established. Art. 76. To the party or corporation the following favors will be granted: