F()RTY—SECON D CONGRESS. Sess. II. Ch. 36-40. 1872. 37 the said board are also directed to take into consideration the sanitary effect upon the city of Washington, and the feasibility of reclaiming, in any improvements suggested, the swamp aud marsh lands along said water-front: Provzded, I` hat any expense attending said report shall not exceed one E¤¤¤¤S¢¤· thousand dollars, and shall be paid by the District of Columbia. Approved, March 5, 1872. CHAP. XXX VII. — An Act io authorize the Lssuing ofa Cmfficate of lihzgisirylo the Brig March 5, 1872. " Mzchuel and Annu.." *‘*·*·‘—* Be it enacted by the Senate and House of Representatives of the United Statics of America in Congress assembled, That the Secretary of the Treas- Certificate of ury be, and he is hereby, authorized to issue a certificate of registry to the '*gl“"Y €° i§"“‘? brig “Michael and Anne," the property of T. B. Marshall and Brother, of aT;i€s_,,:£Y» the city of Savannah, State of Georgia. Approved, March 5, 1872. CHAP. XXXVIII. —· An Act autiwriziny an American Register to the British Brig “ 1sa· M¤·\'<>h 5, 1872- d0ru.," owned by Edwin J/I. Fouzlc, of 4Vcwton, Llassachusetta. ——"—_—'—— Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That the Secretary of the Register VH1- Treasury be, and he hereby is, authorized and directed to issue an €?fS;%;;‘:,l]"'g American register to the British brig “Isa.dora.," owned by Edwin M. · Fowle, of Newton, Massachusetts. Approved, March 5, 1872. CHAP. XXXIX. ·-—A.n Act jbr the Relief of Lucas, O’Brien, Dickinson, and other Coun- March 5, 1872. ties in the Stale of Iowai ";""_;' Bc it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That the commissioner of the S°l°°?°¤¤ *2* general land office is hereby authorized and required to receive and examine the selections of swamp-lands in Lucas, O’Brien, Dickinson, in_Iowa to be reand such other counties in the State of Iowa as formerly presented their °"“"id· &°· selections to the surveyor-general of the district including that State, and `}5?%k°hé_8g’i9 allow or disallow said selections, and indemnity provided for according to` the acts of Congress in force touching the same at the time such selections were made, without prejudice to legal entries or the rivhts of bona-fide settlers under the homestead and pre-emption laws of die United States prior to the date of this act. Approved, March 5, 1872. CHAP. XL. — An Act jbr the Relief of George W. zllcrse. Mardi ll, 1872- Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That the commissioner of Ggefifigp gf; patents be, and he hereby is, authorized to entertain and exercise juris- ,·O1.°;§€Ens{0n diction over petitions of George W. Morse for the extension of two let- patents to be ters-patent granted to him on the twenty-eighth day of October, eighteen °°”" hundred and fifty-six, for a further term of seven years from the day on 1870. 2% which such extensions may be granted, and to hear the testimony of the vo], xv;_ P, lgg_ applicant and determine upon the said petitions in the same manner and with the same effect as if the original terms of said patents, or of any foreign patents covering the same inventions, had not expired, and to grant or refuse such extensions upon the same principles, otherwise, that govern his decisions upon such applications when made under the law of _ July eighth, eighteen hundred and seventy: Provided, That no person ?<;;f=;¤¤]p¢§?0¤¤ shall be held liable for the infringement of said patents, if extended, for Q:. imvrisgglmgu making use of said inventions since the expiration of the original terms of thereofl said patents, and prior to the date of their extension: And provided further, That any person, firm, or corporation now engaged in the manufac-
