UNITED STATES 73 



Membership. Originally limited to 50; limitation removed in 1870. Now 91 

 active, who must be citizens of the United States (annual dues, $5) ; 42 foreign 

 associates (limited to 50). 



Publications. 



MEMOIRS . . . v. I-IX. Washington, 1866-1906. 4. 



All except v. I pub. as numbered Congressional documents, 

 v. 3-4 each in 2 pts. with sep. t.-p. and paging. 



BIOGRAPHICAL MEMOIRS, v. I-V. Washington, 1877-1905. 8. 

 Report . . . 1863-1905. Washington, 1864-1906. 8. 



Presented annually to Congress and printed as U. S. public documents. 

 Reports for 1866, 1868-72, 1874-77, 1882 not issued in the Congressional set. 

 List of official reports made to the government by the academy, and of 

 scientific papers presented to it, 1863-83 : in appendix D of report for 1883. 



Annual . . . 1863/64-1866. Cambridge [Mass.], 1865-67. 12. 

 Proceedings, v. I, pt. 1-3, Mar. i863-Oct. 1894. Washington, D. C., 



i877-[95]- 8. 



Distribution. Exchange. Sent to members of the academy and to the prin- 

 cipal libraries of the United States. Each member of Congress is allotted 

 a certain number of copies of those publications which appear as Con- 

 gressional documents. These are also on sale by the Superintendent of docu- 

 ments, Government printing office, Washington, D. C., who will quote prices 

 on application. 



Research funds, &c. 



BACHE FUND. Founded by bequest of Alexander Bache (d. 1867) for 

 the "prosecution of researches in physical and natural science, by 

 assisting experimentalists and observers in such manner and in such 

 sums as shall be agreed upon" by a cooperative board of 3 directors, 

 the original members of which were selected by the testator. 

 Amount in Apr. 1902, $50,997.80. 



WATSON FUND. Established by bequest of Professor James C. Watson 

 (d. 1880) for the promotion of astronomical science. The particular 

 objects and work to be aided by this fund are determined by a board 

 of 3 trustees, subject to the approval of the Academy. The original 

 board was appointed by Professor Watson, vacancies to be filled by 

 the Academy. The income of the fund has been applied to ( I ) 

 awarding from time to time a gold medal of the value of $100 ac- 

 companied by $100 in gold, to persons in any country making an 

 astronomical discovery or producing an astronomical work worthy 

 of special reward and contributing to the progress of astronomy; (2) 

 setting aside annually the sum of $500, or as much thereof as may 

 be necessary and available, for work on the smaller planets dis- 

 covered by Professor Watson. 

 Amount in 1902, $22,000. 



