257 
issue of the Ephemeris prepared in pursuance of an Act 
of Congress of March 3, 1849. 
1853 Maury: Explanations and Sailing Directions to Accompany 
the Wind and Current Charts. By M. F. Maury, Lieut. 
U. S. N. Washington, 1853. 4to, pp. 498 and plates, 
5th ed. 
1853 BLopcEer: Climatic Conditions of the Summer of 1853, most 
Directly Affecting its Sanitary Character. By Lorin 
Blodget. New York, 1853. 8vo, pp. 25. 
1853 BLopGcETr: Summer Climate of 1853 in its Relation to Agri- 
cultural Production. By Lorin Blodget. Washington, 
November, 1853. 8vo, pp. 26. 
1853 Wititiams: The Chinese Empire and its Inhabitants. By S. 
Wells Williams. New York, 1853. 
1853 SABINE: On the Periodic and Non-Periodic Variations of 
Temperature at Toronto, 1841 to 1852. By Lieut. Col. 
Edward Sabine. Proceedings American Academy, 1853. 
4to, pp. 141-161 and plates. 
1853 BonpD: Minnesota and its Resources. By J. Wesley Bond. 
New York, 1853. 8vo, pp. 364. 
1853 SMyrtH: The Mediterranean. A Memoir, Physical, Historical 
and Nautical. By Rear Admiral William Henry Smyth. 
London, 1854. 8vo, pp. 519, etc. 
1854 HERNDON AND Gipson: Exploration of the Valley of the 
Amazon, etc. By William Lewis Herndon and Lardner 
Gibbon, Lieuts. U. S. Navy. Washington, 1854. Part 
ft; by“Exeut."Herndon. °Svo,pp:! 4n7/ Part II, by 
Lieut. Gibbon. 8vo, pp. 339. 
1854 Dospin: The Annular Eclipse of May 26, 1854. Authority 
of James C. Dobbin, Secretary of Navy. Nautical Alma- 
nac, Cambridge, 1854. 8vo, pp. 13 and map. 
1855 Le FRoy: Magnetical and Meteorological Observations at 
Lake Athabasca and Fort Simpson. By Captain J. H. 
Le Froy. London, 1855. Royal 8vo, with Preface by 
Col. Sabine. pp. 1-288. (The following title embodied 
in the same volume. ) 
1855 RicHARDSON: Magnetical and Meteorological Observations 
at Fort Confidence. By Sir John Richardson. London, 
1855. Royal 8vo, pp. 391. 
PROC. AMER. PHILOS. SOC. xxxiI. 143.26. PRINTED JAN. 18, 1894. 
