154 REPORT ON EXCHANGES. 



National Museum. 



Bulletin No. 16. Synopsis of the fishes of North America, by David S. Jordan and 



Charles H. Gilbert. 8vo. Paper. 

 Bulletin No. 24. Check-list of North American reptilia and batrachia, with catalogue 



of specimens in the United States National Museum, by H. C. Yarrow, M. D. 249 



p. 8vo. Paper. 



Patent Office. 



Rules of practice. Revised February 1, 1883. 8vo. Paper. 



Rules of practice. Revised November 15, 1883. 92 p. 8vo. Paper. 



Decisions of the Commissioner for the year 1882. 594 p. 8vo. Paper. 



Names and addresses of attorneys practicing before the United States Patent Office, 



Washington, D. C. 26 p. 8vo. Paper. 

 Supplemental list of attorneys. August 1, 1883. 10 p. 8vo. Paper. 

 Catalogue of additions to the library of the United States Patent Office, from May l r 



1878, to May 1, 1883. 452 p. 8vo. Paper. 



Pen si on Office. 



A digest of the laws of the United States governing the granting of Army and Navy 

 pensions and bounty-land warrants ; decisions of the Secretary of the Interior, 

 and rulings and orders of the Commissioner of Pensions thereunder. Compiled 

 by Calvin B. Walker. 314 p. 8vo. Paper. 



A treatise on the practice of the Pension Bureau, governing the adjudication of Army 

 and Navy pensions, being the unwritten practice, formulated by Calvin B. Walker. 

 129 p. 8vo. Paper. 



General instructions to special examiners of the United States Pension Office. Re- 

 vised December 1, 1882. 44 p. 8vo. Cloth. 



List of special examiners, May 14, 1883. 23 p. 8vo. Paper. 



Roster of examining surgeons appointed under authority of the Commissioner of Pen- 

 sions. 138 p. 8vo. Paper. 



COMMISSION OF FISH AND FISHERIES. 



Forms of quarterly returns of property. 80 p. 8vo. Paper. 



DEPARTMENT OF JUSTICE. 



Register of the Department. Corrected to July 1, 1883. 230 p. 8vo. Paper. 



NATIONAL BOARD OF HEALTH. 



Annual report for the year 1882. 43 p. 8vo. Paper. 

 Index to volume 3, 1881-'82. Bulletin. 17 p. 4vo. Paper. 



NAVY DEPARTMENT. 



Navy register : 



January 1, 1883. 186 p. 8vo. Paper. 

 August 1, 1883. 76 p. 8vo. Paper. 



Theoretical researches on the effects of gunpowder and other explosives, by M. E. Sar- 

 ron. Translated by Lieutenant Meigs, U. S. N. Part 1. 35 p. 8vo. Paper. 



The probability of hitting an object of any form, by P. Breger, Captain Navy artil- 

 lery. Translated by C. A. Stone, lieutenant, U. S. N. 58 p. 8vo. Paper. 



Acts and resolutions relating chiefly to the Navy, Navy Department, and Marine 

 Corps, passed at the second session of the Forty-seventh Congress. 1881-'82. 39 p. 

 8vo. Paper. 



Regulations relating to the uniforms of the officers of the United States Navy. Janu- 

 ary 22, 1883. 14 p. 5 plates. 8vo. Papers. 



