806 PUBLIC LAWS-CHS. 584, 585-DEC. 16, 1941 L55 STAT. within such period shall be considered as a death in active service." SEC. 2 . Section 99, title 2, of the Canal Zone Code, is amended by adding, after the first paragraph of said section, the following additional paragraph: Additional deposits "At the option of any employee, to be exercised at any time prior dedutons. to his retirement, and under such regulations as may be prescribed by the Civil Service Commission, additional sums in multiples of 1 per centum, but not to exceed 20 per centum, of his annual basic salary, pay, or compensation, for any period subsequent to June 30, 1931, may be deducted and withheld, or paid by the employee, and deposited as provided in the first paragraph of this section, Availability for pur- which amount together with interest thereon at 3 per centum per chase of additional annuity. annum compounded as of June 30 of each year, shall, at the date of his retirement, be available to purchase, in accordance with such rules and regulations as may be prescribed by the Civil Service Commission, with the approval of the board of actuaries, in addi- tion to the annuity provided by this article, an annuity according to the experience of the Canal Zone retirement and disability fund as may from time to time be set forth in the tables of annuity values by the board of actuaries based on an interest rate at 4 per centum." bPayment f dis- SEC. 3 . Section 94, title 2, of the Canal Zone Code, as amended, y is further amended by striking out wherever they appear the words "ninety-day" and "ninety days" and inserting in lieu thereof "one year". Return of ded S. 4 . Section 101, title 2, of the Canal Zone Code, as amended, ons is further amended by adding at the end of the said section an addi- tional paragraph designated "(g)" and reading as follows: vpplication of pro "(g) The provisions of this section shall be construed to apply S'pra. to the additional deductions and deposits referred to in the second paragraph of section 99 of this title as added by section 2 of this Prowim. Act: Provided, however, That under paragraph (a) of this section there shall be no additional deduction of $1 per month or major fraction thereof, on account of said deductions and deposits: Pro- Interes. vided further, That under paragraphs (b) and (d) of section 101, as amended, the interest payable upon return of the deductions and deposits referred to in this paragraph shall be computed at 3 per centum per annum compounded on June 30 of each year: And pro- vided further, That under paragraph (b) of this section no part of such deductions and deposits or interest thereon, returned to an employee upon his transfer or separation from the service as pro- vided in this section, shall be required to be redeposited by him as a condition precedent to the receipt by him of benefits under this article." SEc. 5. This Act shall take effect on January 1, 1942. Approved, December 16, 1941. [CHAPTER 585] December 16 19U4 AN ACT (H. R. 5476] To provide aviation education in the senior high schools of the District of (Public Law 348] Columbia, and for other purposes. Be it enacted by the Senate and House of Representatives of the District of Colnm- United States of America in Congress assembled, That the Board of bia. Aeronauticsinstruc Education is hereby authorized and directed to establish and to tion i senior high include in the curricula of the senior high schools of the District of Columbia, as an additional optional course, a course in aeronautics, which shall include instruction in aerodynamics, the theory of flight, the airplane and its engine, mechanics, engineering, meteorology, practical air navigation, map reading and such other allied subjects as the Board in its discretion may deem it advisable to prescribe. _ _ ___ __C _
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