Revised Statutes, or otherwise: And provided further, That the benefits of this Act shall not inure to any patentee who, when he makes such claim, is in the employment or service of the Government of the United States, or the assignee of any such patentee; or shall this Act apply to any device discovered or invented by such employee during the time of his employment or service. (June 25, 1910, 36 Stat. 851; July 1, 1918, 40 Stat. 705; 35 U. S. C., sec. 68.)

PATRIOTIC SOCIETIES AND OBSERVANCES

1779. Display of flag on Government buildings on second Sunday in May. Whereas the service rendered the United States by the American mother is the greatest source of the country's strength and inspiration; and

Whereas we honor ourselves and the mothers of America when we do anything to give emphasis to the home as the fountain head of the State; and

Whereas the American mother is doing so much for the home, the moral uplift and religion, hence so much for good government and humanity: Therefore be it

Resolved by the Senate and House of Representatives of the United States of America in Congress assembled, That the President of the United States is hereby authorized and requested to issue a proclamation calling upon the Government officials to display the United States flag on all Government buildings, and the people of the United States to display the flag at their homes or other suitable places, on the second Sunday in May, as a public expression of our love and reverence for the mothers of our country. (May 8, 1914, sec. 1, 38 Stat. 770; 36 U. S. C., sec. 141.)

1780. Second Sunday in May designated Mother's Day.-That the second Sunday in May shall hereafter be designated and known as Mother's Day, and it shall be the duty of the President to request its observance as provided for in this resolution. (May 8, 1914, sec. 2, 38 Stat. 771; 36 U. S. C., sec. 142.)

1781. National anthem; Star-Spangled Banner.-That the composition consisting of the words and music known as The Star-Spangled Banner is designated the national anthem of the United States of America. (Mar. 3, 1931, 46 Stat. 1508, 36 U. S. C., sec. 144.)

THE POSTAL SERVICE

FRANKING PRIVILEGE

1782. Matter relating to official business; official envelopes.-That it shall be lawful to transmit through the mail, free of postage, any letters, packages, or other matters relating exclusively to the business of the Government of the United States; official mail matter of all officers of the United States Government, * * the envelopes of such matter in all cases to bear appropriate endorsement containing the proper designation of the office from which, or officer from whom, the same is transmitted with the statement of the penalty for their misuse: Provided, That every such letter or package to entitle it to pass free shall bear over the words "Official business an endorsement showing also the name of the Department, and, if from a bureau or office, the names of the Department and bureau or

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office, as the case may be, whence transmitted. (Mar. 3, 1877, sec. 5, 19 Stat. 335, Mar. 3, 1879, 20 Stat. 362; 39 U. S. C., sec. 321.)

1783. Same; indorsement of penalty.-That for the purpose of carrying this act into effect, it shall be the duty of each of the Executive Departments of the United States to provide for itself and its subordinate offices the necessary envelopes; and in addition to the indorsement designating the Department in which they are to be used, the penalty for the unlawful use of these envelopes shall be stated thereon. (Mar. 3, 1877, sec. 6, 19 Stat. 336; 39 U. S. C., sec. 321.)

1784. Same; registry; part-paid letters; limitation of act. That any Department or officer authorized to use the penalty envelopes may inclose them with return address to any person or persons from or through whom official information is desired, the same to be used only to cover such official information, and indorsements relating thereto, and any part-paid letter or packet addressed to either of said Departments or Bureaus may be delivered free; but where there is good reason to believe the omission to prepay the full postage thereon was intentional, such letter or package shall be returned to the sender: Provided, That this act shall not extend or apply to officers who receive a fixed allowance as compensation for their services, including expenses of postages: Provided further, That any official domestic letter or parcel to be registered by any executive department or bureau thereof, or independent Government institution, located at Washington, District of Columbia, or by the Public Printer, which requires registration may be registered without the payment of any registry fee. (Mar. 3, 1879, 20 Stat. 362; July 5, 1884, sec. 3, 23 Stat. 158; May 1, 1928, sec. 2, 45 Stat. 469; 39 U. S. C., secs. 321, 321a.)

1785. Penalty envelopes for answer enclosed.-It shall be the duty of the respective departments to inclose to Senators, Representatives and Delegates in Congress, in all official communications requiring answers, or to be forwarded to others, penalty envelopes addressed as far as practicable, for forwarding or answering such official correspondence. (Mar. 3, 1883, sec. 2, 22 Stat. 563; 39 U. S. C.,

sec. 322.)

1786. Seeds and reports from Department of Agriculture.-That seeds transmitted by the Secretary of Agriculture, or by any member of Congress or delegate receiving seeds for distribution from said Department, together with agricultural reports emanating from that Department, and so transmitted, shall, under such regulations as the Postmaster General shall prescribe, pass through the mails free of charge. And the provisions of this section shall apply to ex-members of Congress and ex-delegates for the period of nine months after the expiration of their terms as members and delegates. (Mar. 3, 1875, sec. 7, 18 Stat. 343; Feb. 9, 1889, sec. 1, 25 Stat. 659; 39 U. S. C., sec. 329.)

1787. Franking privilege for agricultural extension work between colleges and Department.-That all correspondence, bulletins, and reports for the furtherance of the purposes of the Act approved May eighth, nineteen hundred and fourteen, entitled "An Act to provide for cooperative agricultural extension work between the agricultural colleges in the several States receiving the benefits of an

Act of Congress approved July second, eighteen hundred and sixtytwo, and the Acts supplementary thereto, and the United States Department of Agriculture" [7 U. S. C., secs. 341-348], may be transmitted in the mails of the United States free of charge for postage, under such regulations as the Postmaster General, from time to time, may prescribe, by such college officer or other person connected with the extension department of such college as the Secretary of Agriculture may designate to the Postmaster General. (June 30, 1914, 38 Stat. 438; 39 U. S. C., sec. 330.)

1788. Franking privilege extended to Hawaiian Islands.-The franking privilege, as the same is regulated by law, shall extend to the Hawaiian Islands. (Mar. 1, 1899, sec. 4, 30 Stat. 966; 39 U. S. C., sec. 332.)

1789. Matter admitted under penalty privilege restricted. That hereafter no article, package, or other matter, except postage stamps, stamped envelopes, newspaper wrappers, postal cards, and internalrevenue stamps, shall be admitted to the mails under a penalty privilege, unless such article, package, or other matter, except postage stamps, stamped envelopes, newspaper wrappers, postal cards, and internal-revenue stamps would be entitled to admission to the mails under laws requiring payment of postage. (June 26, 1906, 34 Stat. 477; 39 U. S. C., sec. 333.)

1790. Overweight matter.-That no article or package exceeding four pounds in weight shall be admitted to the mails under the penalty privilege unless it comes within the exceptions named in the Acts of June eighth, eighteen hundred and ninety-six (chapter three hundred and seventy, Twenty-ninth Statutes, page two hundred and sixty-two) [single books weighing in excess of that amount, and books and documents published or circulated by order of Congress, or printed or written official matter emanating from any of the Departments of the Government], and June twenty-sixth, nineteen hundred and six (chapter thirty-five hundred and forty-six, Thirtyfourth Statutes, page four hundred and seventy-seven [postage stamps, stamped envelopes, newspaper wrappers, postal cards, internal-revenue stamps]. (May 18, 1916, sec. 11, 39 Stat. 162; 39 U. S. C., sec. 334.)

1791. Lending or permitting use of frank unlawful. That hereafter it shall be unlawful for any person entitled under the law to the use of a frank to lend said frank or permit its use by any committee, organization, or association, or permit its use by any person for the benefit or use of any committee, organization, or association. (June 26, 1906, 34 Stat. 477; 39 U. S. C., sec. 335.)

ENVELOPES

1792. Contracts for envelopes by Postmaster General.-The Postmaster General shall contract, for a period not exceeding four years, for all envelopes, stamped or otherwise, designed for sale to the public, or for use by the Post-Office Department, the postal service, and other Executive Departments, and all Government bureaus and establishments, and the branches of the service coming under their jurisdiction, and may contract for them to be plain or with such printed matter as may be prescribed by the Department making

requisition therefor: Provided, That no envelope shall be sold by the Government containing any lithographing or engraving, nor any printing nor advertisement, except a printed request to return the letter to the writer. (June 26, 1906, 34 Stat. 476; 39 U. S. C., secs. 354, 355.)

PUBLIC BUILDINGS, PROPERTY, AND WORKS

PUBLIC BUILDINGS, GROUNDS, PARKS, AND WHARVES IN DISTRICT OF COLUMBIA

1793. Public buildings; control of space.-The National Park Service shall have the absolute control of and the allotment of all space in the several public buildings owned or buildings leased by the United States in the District of Columbia, with the exception of the Executive Mansion and office of the President, Capitol Building, the Senate and House Office Buildings, the Capitol power plant, the buildings under the jurisdiction of the Regents of the Smithsonian Institution, and the Congressional Library Building, and shall from time to time assign and allot, for the use of the several activities of the Government, all such space. (Mar. 1, 1919, sec. 10, 40 Stat. 1269; Feb. 26, 1925, sec. 3, 43 Stat. 983; Ex. Ór. 6166, sec. 2, June 10, 1933; Mar. 2, 1934, 48 Stat. 389; 40 U. S. C., sec. 1.)

1794. Central heating and power plant.-The Secretary of the Treasury is authorized and directed to have constructed, under the direction of the Supervising Architect of the Treasury, upon the land and wharf property of the United States hereinafter described, a central heating, lighting, and power plant, to furnish heat, light, and power for the buildings, old and new, of the the buildings of the Department of Agriculture. (June 23, 1913, 38 Stat. 25; 40 U. S. C., sec. 22.)

1795. Maximum rate for gas.-That hereafter no part of any money appropriated by this or any other Act shall be used for the payment to the Washington Gas Light Company or the Georgetown Gas Light Company for any gas furnished by said companies for use in any of the public buildings of the United States or the District of Columbia at a rate in excess of 70 cents per one thousand cubic feet. (Sept. 1, 1916, sec. 6, 39 Stat. 716, 40 U. S. C., sec. 23.)

1796. Lighting lamps in public grounds.-Hereafter no greater sum shall be paid any company for lighting any gas or electric lamp in the public grounds, or for installing or moving the same, than is paid by the District of Columbia for similar services, and no contract shall be required to be entered into for lighting the public grounds. (Mar. 4, 1911, sec. 1, 36 Stat. 1404; 40 U. S. C., sec. 24.)

1797. Report of consumption of gas.-That the superintendent of meters at the Capitol shall hereafter take the statement of the meters of the several Department buildings in the city of Washington and render to the General Accounting Office the consumption of gas each month in said buildings respectively. (July 31, 1876, 19 Stat. 115; June 10, 1921, secs. 301, 304, 42 Stat. 23, 24; 40 U. S. C., sec. 27.) 1798. Telegraph connecting public buildings; supervision.-That the lines of telegraph, connecting the Capitol with the various Departments in Washington, constructed under and by virtue of the act of Congress approved March third, eighteen hundred and seventythree, entitled "An act making appropriations for sundry civil expenses of the Government for the fiscal year ending June thirtieth,

eighteen hundred and seventy-four, and for other purposes ", be, and the same are hereby, placed under the supervision of the officer in charge of the public buildings and grounds; and that the said officer be authorized and empowered to make rules and regulations for the working of said lines. And the Secretary or Head of each Executive Department, and the Public Printer, are hereby authorized to detail one person from their present force of employees to operate the instruments in said Departments and printing office, and each House of Congress may provide for the employment of an operator in their respective wings of the Capitol, at a compensation not exceeding one hundred dollars per month, during the sessions of Congress. (Feb. 4, 1874, 18 Stat. 14; 40 U. S. C., sec. 28.)

1799. Same; use of lines.-That said lines of telegraph shall be for the use only of Senators, Members of Congress, Judges of the United States courts, and officers of Congress and of the Executive Departments, and solely on public business. (Mar. 7, 1874, 18 Stat. 20; 40 U. S. C., sec. 29.)

1800. Telegraph connecting public buildings; sale of material or lines.-The Director of the National Park Service is hereby authorized to sell any condemned material or lines not needed by the departments, and cover the proceeds in the Treasury. (Mar. 3, 1879, sec. 1, 20 Stat. 388; Feb. 26, 1925, sec. 3, 43 Stat. 983; Mar. 2, 1934, 48 Stat. 389; 40 U. S. C., sec. 30.)

1801. Use of public buildings for public ceremonies.-That hereafter no public building, or the approaches thereto, other than the Capitol building and the White House, in the District of Columbia, shall be used or occupied in any manner whatever in connection with ceremonies attending the inauguration of the President of the United States, or other public function, except as may hereafter be expressly authorized by law. (Apr. 28, 1902, 32 Stat. 152; 40 U. S. C., sec. 31.) 1802. Restriction on expenditures for production of electricity.-No appropriation heretofore or hereafter made for the construction or equipment of any executive or municipal building in the District of Columbia shall be expended for the production of electricity for light or power, unless, in the judgment of the Secretary of the Treasury, such necessary electric current for light and power cannot be obtained at a less cost. (Mar. 4, 1907, sec. 9, 34 Stat. 1371; 40 U. S. C., sec. 33.)

1803. Rent of buildings in District of Columbia; contracts not to be made until appropriation.-Hereafter no contract shall be made for the rent of any building, or part of any building, to be used for the purposes of the Government in the District of Columbia, until an appropriation therefor shall have been made in terms by Congress, and that this clause be regarded as notice to all contractors or lessors of any such building or any part of building. (Mar. 3, 1877, 19 Stat. 370; 40 U. S. C., sec. 34.)

1804. Same; rent of other buildings.-Where buildings are rented for public use in the District of Columbia, the executive departments are authorized, whenever it shall be advantageous to the public interest, to rent others in their stead: Provided, That no increase in the number of buildings now in use, nor in the amounts paid for rents, shall result therefrom. (Aug. 5, 1882, sec. 1, 22 Stat. 241; 40 U. S. C., sec. 35.)