PUBLIC LAWS-OH. 544-JULY 9, 1946 58 Stat. 394. 39 U. S. C., Supp. V, i 321d. section 2 of the Act of June 28, 1944 (Public Law 364); the pur- chase, issue, operation, maintenance, repair, exchange, and storage of revolvers, uniforms, ammunition, and radio equipment and the rental of teletype service; leather and rubber articles for the protection of employees and property; and the purchase, exchange, operation, repair, and maintenance of passenger-carrying motor vehicles, bicycles, motor- cycles, and self-propelled machinery; the hire of draft animals with or without drivers at local rates approved by the Secretary of the Interior; the purchase and maintenance of draft animals, harness, and wagons; $1,211,923: Provided, That not to exceed $10,000 of the amount herein appropriated may be expended for the erection of minor auxiliary structures. NATIONAL CAPITAL PARK AND PLANNING COMMISSION For all necessary expenses of the National Capital Park and Plan- ning Commission except the acquisition of land as authorized by law 40 SU. 5.C 71- (40 U. S. C. 71), including personal services in the District of Colum- 74;Supp.V , 71 notes. bia; $80 for deposit in the general fund of the Treasury for cost of 58 Stat. 394. 39 u. s . C ., supp. penalty mail as required by section 2 of the Act of June 28, 1944 v, §321d. (Public Law 364); operation, maintenance, and repair of passenger- carrying vehicles; stenographic reporting service, by contract or other- 41 .s.c.C 5. wise, without regard to section 3709 of the Revised Statutes; printing P°, P. 80. and binding; and reference books, newspapers, and periodicals, $58,000. NATIONAL ZOOLOGICAL PARK For all expenses necessary for the National Zoological Park, including personal services; erecting and repairing buildings; care and improvement of grounds; travel, including travel for the pro- curement of live specimens; purchase, care, and transportation of specimens; purchase of one passenger-carrying vehicle, and mainte- nance and operation of passenger-carrying vehicles; purchase and exchange of bicycles, motorcycles, with or without side cars, for use of police; revolvers and ammunition; purchase of uniforms and equipment for police and uniforms for keepers and assistant keepers; books and periodicals; and printing and binding; $393,400, no part of which sum shall be available for architect's fees or compensation. Citizenship require- SEC. 2. No part of any appropriation contained in this Act or authorized hereby to be expended shall be used to pay the compensa- tion of any officer or employee of the Government of the United States, or of the District of Columbia unless such person is a citizen of the United States, or a person in the service of the United States or the District of Columbia on the date of the approval of this Act who being eligible for citizenship had theretofore filed a declaration of intention to become a citizen or who owes allegiance to the United Exceptions. States. This section shall not apply to citizens of the Commonwealth of the Philippines or nationals of those countries allied with the United States in the prosecution of the war effort. Perton engaginigt SEC. 3. No part of any appropriation contained in this Act shall etc., in strikes against or advocating over be used to pay the salary or wages of any person who engages in a throw of U. S. Gov emrnent. strike against the Government of the United States or the Govern- ment of the District of Columbia or who is a member of an organi- zation of Government employees that asserts the right to strike against the Government of the United States or the Government of the District of Columbia, or who advocates, or is a member of an organization that advocates, the overthrow of the Government of the Affdavit. United States by force or violence: Provided,That for the purposes hereof an affidavit shall be considered prima facie evidence that the 522 [60 STAT.