INDEX. 437 



Page. 



Mean Diurnal Variation of the barometer at Bombay 220 



of the temperature of the air at Philadelpliia 220 



of the dew-point at Philadelphia 221 



of dryness at Philadelphia 221 



of the calculated farce of vapor at Philadelphia 222 



of atmospheric pressure at Philadelphia 222 



of the force of wind at Philadelphia 223 



of the sky covered by clouds at Philadelphia 223 



Mecca, Sacred Veil carried to by the Camel 115 



Mechanics' Institute, Chicago 35 



Mechanics' Institute, Lectures for 28 



Medicinal Plants, discovered by Neapolitan Naturalist 170 



Medicine River 81 



Meeting of the Board of Eegents January 3, 1855 72 



January 12, 1855 72 



January 13, 1855 74 



January 15, 1855 75 



January 27, 1855 76 



February 10, 1855 77 



February 17, 1S55 77 



February 24, 1855 77 



Mehemet Ali Ill 



Meigs, Captain M. C, Speciojens of Building Material selected by 18 



Melanura Pygmtea, ( Mud-['ish ) 342 



Members ex officio of the Institute 6 



Memorial from C. C. Jewett withdrawn 75 



Memorial from John Lord 76 



Mendoza 90 



Menopoma 45 



Meridional Instruments, introduction of 145 



Mesa de los Tumanes ■ 304 



Mesa de Paja 187 



Mesas of Sandstone in New Mexico 299 



Mescalero Apaches 304 



Metis, Orbit of 141 



Meteorological Instruments cannot be furnished 20 



Meteorological Materials, Description of 20 



Meteorological Observations at Sacramento, Cal 259, 250, 261 



Meteorological Reductions by Prof Coffin 20 



Meteorological Stations and Observers 47 



Meteorological System of New York University 51 



Meteorological Tables 189, 209, 210, 211, 212, 213, 215, 216, 217, 213, 219, 230, 



221, 222, 223, 232, 233, 234, 235, 238, 237, 238, 239, 240, 

 241, 244, 245, 247, 249, 250, 251, 252, 253, 254, 255, 256, 

 257, 258, 259, 261, 264, 265, 266, 267, 263, 269, 270, 271. 



Meteorology 19,47, 181,224,231,259,263 



Meteorology, Russell's Lectures on 181 



Meteorite, remarkable one presented by Lieutenant Couch 15 



Meteorites, Analysis of, by Dr. Smith 18 



