SCIENTIFIC PAPERS OF HENRY. 371 



1859. On the Protection of Buildings from the effects of Lightning. Agricult. Report, 



Com. Pat. 1859, pp. 511-524. 



1860. On the Conservation of Force. Silliman's Am. Jour. Sci. July, 1860, vol. xxx. 



pp. 32-41. 



1860. Circular to Officers of Hudson's Bay Company (April 20.) Smithsonian 

 MiscelL Collections, No. 137, vol. viii. pp. 1-4. 



1860. Description of Smithsonian Anemometer. Smithsonian Report, 1860, pp. 



414-416. 



1861. Letter on Aeronautics to Mr. T. S. C. Lowe. (March 11.) Smithsonian Re- 



port, 1860, pp. 118, 119. 



1861. Article on "Magnetism" for the American Cyclopaedia. Edited by Kipley 

 and Dana. Am. Cycl. 1861, vol. xi. pp. 61-63. 



1861. Article on "Meteorology" for the American Cyclopaedia. Edited by Ripley 



and Dana. Am. Cycl. 1861, vol. xi. pp. 414-420. 



1862. Report of the Light-House Board on the proposed Transfer of the Lights to 



the Navy Department. Exec. Docts. 37th Cong. 2d Sess. Senate, Mis. Doc. 

 No. 61, pp. 2-18. 



1863. Letter to Orlando Meads, Chairman of Committee of Trustees, etc. on the 



semi-centennial celebration of the Albany Academy. (Dated June 23.) 

 Proceedings on Semi- Centennial Anniversary, etc. pp. 66, 67. 



1863. Introduction to Memoir by Professor J. Plateau. On the Figures of Equili- 



brium of a Liquid Mass, etc. Smithsonian Report, 1863, pp. 207, 208. 



1864. On Materials for Combustion in Lamps of Light-Houses. (Read Jan. 12, 



before the National Academy of Sciences.) [Not published in Proceed- 

 ings.] 



1865. Report relative to the Fire at the Smithsonian Institution, occurring Jan. 24th, 



1865. (In conjunction with Mayor Richard Wallach.) Presented to the 

 Regents February, 1865. Smithsonian Report, 1864, pp. 117-120. 

 1865. Queries relative to Tornadoes : directions to observers. Smithsonian MiscelL 

 Collections, No. 190, vol. x. pp. 1-4. 



1865. Remarks on the Meteorology of the United States. Smithsonian Report, 1865, 

 pp. 50-59. 



1865. Remarks on Ventilation : especially with reference to the U. S. Capitol. Smith- 



sonian Report, 1865, pp. 67, 68. 



1866. Report on the Warming and Ventilating of the U. S. Capitol. (May 4.) 



Exec. Doc. No. 100. H. of Rep. 39th Cong. 1st Sess. pp. 4-6. 

 1866. Report of Building Committee on Repairs to Sm. Inst. building from Fire. 



(In conjunction with Genl. Richard Delafield, and Mayor Richard Wallach.) 



Presented to Regents April 28. Smithsonian Report, 1865, pp. 111-114. 

 1866. On the aboriginal Migration of the American races. Appendix to paper by 



F. Von Hellwald. Smithsonian Report, 1866, pp. 344, 345. 

 1866. Remarks on Vitality. Smithsonian Report, 1866, pp. 386-388. 

 1866. Meteorological Notes. To Correspondents. Smithsonian Report, 1866, pp. 



403-412. 



