THE SMITHSONIAN INSTITUTION. 1 1 



TERRESTRIAL MAGNETISM. 



35. Locke. Observations on Terrestrial Magnetism. By John 

 Locke, M. D., M. A. P. S. April, 1852. 4to. pp. 30. (S. C. m.) 

 Price 25 cents. 



113. Bache. Discussion of the Magnetic and Meteorological 

 Observations made at the Girard College Observatory, Philadel- 

 phia, in 1840, 1841, 1842, 1843, 1844, and 1845. Part I. In- 

 vestigation of the Eleven Year Period in the Amplitude of the 

 Solar-Diurnal Variation and of the Disturbances of the Magnetic 

 Declination. By A. D. Bache, LL.D. November, 1859. 4to. 

 pp. 22. (S. C. xii.) Price 25 cents. 



This paper forms Part I. of Section First of the Discussion 

 relating to the Declination. 



132. Bache. Discussion of the Magnetic and Meteorological 

 Observations, etc., continued. First Section, Part II. Investi- 

 gation of the Solar-Diurnal Variation of the Magnetic Declination 

 and its Annual Inequality. June, 1862. 4to. pp. 28. (S. C. 

 xin.) Price 25 cents. 



132*. Bache. Discussion, etc. First Section, Part III. In- 

 vestigation of the Lunar Effect on the Magnetic Declination. 

 June, 1862. 4to. pp. 16. (S. C. xm.) Price 15 cents. 



These three papers form the First Section of the Discussion 

 relative to the Declination. 



162. Bache. Discussion of the Magnetic and Meteorological 

 Observations, etc., continued. Second Section, comprising Parts 

 IV, V, VI. Horizontal Force. Investigation of the Ten or Eleven 

 Year Period and of the Disturbances of the Horizontal Component 

 of the Magnetic Force ; Investigation of the Solar-Diurnal Varia- 

 tion and of the Annual Inequality of the Horizontal Force; and 

 of the Lunar Effect on the Same. (In press.) 



97. Kane. Magnetical Observations in the Arctic Seas. By 

 Elisha Kent Kane, M. D., U. S. X. Made during the second 

 Grinnell Expedition, in search of Sir John Franklin, in 1853, 

 '54, and '55, at Van Rensselaer Harbor, and other points on the 

 West Coast of Greenland. Reduced and discussed by Charles 

 A. Schott, Assistant U. S. Coast Survey. 1859. 4to. pp. 72, 

 and one plate. (S. C. x.) Price 75 cents. 



