PUBLIC LAWS-CH. 86 -MAY 6, 1941 be made to rates higher than the average of the compensation rates of the grade but not more often than once in any fiscal year and Pettion not ap- then only to the next higher rate: Provided, That this restriction shall plicable n designated not apply (1) to grades 1, 2, 3, and 4 of the clerical-mechanical serv- cases . ice, or (2) to require the reduction in salary of any person whose com- pensation was fixed as of July 1, 1924, in accordance with the rules 42 tat. 490. of section 6 of such Act, (3) to require the reduction in salary of 5 U.s .c. c6. any person who is transferred from one position to another position in the same or different grade in the same or a different bureau, office, or other appropriation unit, (4) to prevent the payment of a salary under any grade at a higher than the maximum rate of the grade when such higher rate is permitted by the Classification Act of 1923, as amended, and is specifically authorized by other law, or (5) to reduce the compensation of any person in a grade in which only one position is allocated. CONTINGENT EXPENSES Provso. Use of naval service appropriations. 48 Stat. 414. Proviso. Copies to Library of Congress. Podt, p. 680 . For professional and technical books and periodicals, lawbooks, and necessary reference books, including city directories, railway guides, freight, passenger, and express tariff books and photostating, for Department library; for purchase of photographs, maps, docu- ments, and pictorial records of the Navy, photostating and other necessary incidental expenses in connection with the preparation for publication of the naval records of the war with the Central Powers of Europe; for stationery, furniture, newspapers, plans, drawings, and drawing materials; purchase and exchange of motortrucks or motor-delivery wagons, maintenance, repair, and operation of motor- trucks or motor-delivery wagons; streetcar fares; freight, expressage, postage, typewriters, and computing machines, and other absolutely necessary expenses of the Navy Department and its various bureaus and offices, $320,000: Provided, That it shall not be lawful to expend, unless otherwise specifically provided by law, for any of the offices or bureaus of the Navy Department in the District of Columbia, any sum out of appropriations made for the naval service for any of the purposes mentioned or authorized in this paragraph. PIINTINO AND BINDING For printing and binding for the Navy Department and the Naval Establishment (including the Hydrographic Office and the Naval Reserve Officers' Training Corps) executed at the Government Print- ing Office, $863,000. PRINTING HISTORICAL AND NAVAL DOCUMENTS For continuing the printing of historical and naval documents, including composition, clerical copying in the Navy Department, and other preparatory work, in accordance with the provisions of the appropriation made for the commencement of this work as contained in the Naval Appropriation Act for the fiscal year 1935, $12,000. together with the unobligated balance of the appropriation under this head for the fiscal year 1941: Provided, That nothing in such Act shall preclude the Public Printer from furnishing one hundred and fifty copies of each volume published to the Library of Congress. CONTINGENT AND ISELLAsNEOUS EXPENSES, HODROGRAPHIM OFFICE For purchase and printing of nautical books, charts, and sailing directions, copper plates, steel plates, chart paper, packing boxes, chart portfolios, electrotyping copper plates, cleaning copper plates; 174 [55 STAT.
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