80 MISCELLANEOUS METEOROLOGICAL MATERIAL. 



Rice, E. — Auroras observed at Attleboroiigli, Mass., Jauuarj", 1851. 



Bobcrtfion, Titos. — Auroras observed April, 1850. 



Eoulston, Andrew. — Auroras observed at Freeport, Pa., iu 1849, 1850. 



Salisburi/, 0. E. — Auroras observed at Buffalo, X. Y., in 1853. 



Shields, liobert. — Auroras observed at Belle Centre, Ohio, September, 

 1853. 



JSimmons, G. — Auroras observed at Lacbine in September, 1850. 



Sisson, Rodman. — Aurora observed at Factory ville. Pa., March 19, 

 18G8 ; auroras observed at Scrantou, Pa., October, 1871 ; show of auro- 

 ras August 3, 1872. 



8maUwood, Doctor. — Auroras observed at Saint Martin's, February 

 19, 1852. 



Steele, G. E. — Aurora observed at Homestead, Mich., August 4, 1865. 



Steiner, l)r. Lewis H. — Auroras observed at Frederick, Md., Septem- 

 ber 29, 1851. 



Stevens, Dr. R. P. — Auroras observed at Ceres, Pa., April 6 and 8, 

 1870. 



Stetcart, A. P. — Aurora observed at Lebanon, Tenn., September 29, 

 1851. 



Swift, Lewis. — Aurora observed at Marathon, N. Y., April IG, 1869. 



Warne, Geo. — Auroras observed at Independence, Iowa, August, 

 1872 ; auroras observed in 1872. 



Whitconib, Thomas 3L — Auroral display of July 21, 1871, Union Eidge, 

 W. T. 



WincheU, A. — Auroras observed in Eutaw, Ala., September 29, 1851. 



Wittfi, 2L E. — Auroras observed January 31 and February 7, 1872. 



Withrow, Thomas F. — Auroras observed at Station Horner, Ohio, 

 February 17, 1852. 



Young, J. A. — Account of aurora observed September 29, 1857, at 

 Camden, S. C. 



INSTRUxMENTS. 



Apparatus for recording earthquakes. 



Comparative value of certain varieties of cloth for covering the wet 

 bulb of the hygrometer. 



Diagram of rain-gauge used at Snowville, Va. 



Lippincott's vapor index, a psychrometrical calculator. 



Remarks upon the barometer and rules for its observation. 

 - Rules to be observed in management of typo-barograph. 



Woodrnlf's portable barometer. 



Storm rain-gauge designed by G. J. Symons for observing rate of fall. 

 ' Beck. — Description of recording barographs, thermographs, and ane- 

 mographs. 



Craiff, B. F. — Comparison of ten of Green's barometers. 



Fenton, Elisha. — Description of hygrometer. 



Hough, G. W. — Desciiption of automatic registry and printing ba- 

 rometer. 



