1 Sec. 4. _And be it further enacted_, That the Joint Committee 2 on Public Printing shall then fix upon standards of 3 paper for the different descriptions of public printing, and for 4 all stationery and articles required, and the Congressional 5 Printer shall, under their direction, advertise in two newspapers 6 published in each of the cities of Boston, New York, 7 Philadelphia, Baltimore, Washington, and Cincinnati, and in 8 any other city where in their judgment it may become necessary, 9 for sealed proposals to furnish the government with 10 paper and all other articles of the quality and in the quantities 11 specified in the advertisement, which shall specify the 12 quantity and quality of all the articles required; and he shall 13 furnish to the applicants samples of the standard articles 14 which have been adopted. 1 Sec. 5. _And be it further enacted_, That the advertisements 2 for sealed proposals shall specify the minimum portion 3 of each article required for either three months, six months, 4 or one year, as the Joint Committee on Public Printing may 5 determine; but when the minimum portion so specified exceeds 6 in any case one thousand reams of paper, the advertisements 7 shall state that proposals will be received for one 8 thousand reams or more. 1 Sec. 6. _And be it further enacted_, That all sealed proposals 2 to furnish any article shall be opened in the presence 3 of the Joint Committee on Printing, and the contracts shall be 4 awarded by the committee to the lowest and best bidder for 5 each article or class for the interest of the government; but 6 they shall not consider any proposal which is not accompanied 7 by satisfactory evidence that the person making it is a manufacturer 8 or dealer in the articles which he proposes to furnish, 9 and the said joint committee shall, in their award of each contract, 10 allow and designate a reasonable time for filling it. 1 Sec. 7. _And be it further enacted_, That no contract 2 for furnishing paper or any other article shall be valid until it 3 has been approved by said joint committee, (if made under 4 their direction, or by the Secretary of the Interior, if made 5 under his direction,) according to the provisions of section 6 nine. 1 Sec. 8. _And be it further enacted_, That the Congressional 2 Printer shall compare all articles delivered by any contractor 3 with the standard of quality, and shall not accept any 4 article which does not conform to it; and in case of a difference 5 of opinion between the Congressional Printer and any 6 contractor with respect to the quality of any article furnished, 7 the matter of difference shall be determined by the Joint Committee 8 on Printing, or in the recess of Congress by the Secretary 9 of the Interior.