300 



GENERAL INDEX. 



Madonna miue, Colorado 180 



Magiiesian limestones 21 G 



Magnesite 128 



Magnetic storms 240 



Magnetism of earth 240 



Magnetite in New York Island . 2o2 



Major planets 220-253 



Malachite from Arizona 19 



Mammalia, genealogy of 89 



Maple sugar, artificial 194 



Marble, decay of 63, 69 



Marcasite. 231 



in mica 121 



]\rarmolite 229 



Mars 249-250 



Marsh gas 190 



Mastodon remains 15, 117, 223 



Maya inscriptions and carv- 

 ings 170-178 



Mechanical power 



from electricity 103-110 



from heat 95-97 



into electricity 94-97 



Medical knowledge of Indians. 203 



Medina sandstone 216 



Meetings of Academy 162 



Melamine 195 



Members of Academy, 



decease of 29. 278-281 



election of. .9, 2^), 80, 110, 



137, 169, 213, 232, 377 



number of 163 



Memorial notices. . .17, 29, 278-281 



Mercury (planet) 248 



Metamorphic rocks in Colo- 

 rado 122, 129 



Meteoric iron 74 



aboriginal use 227 



from i\ugusta C:ounty. Va. 224 

 Meteorite from Catorce, Mex. . 227 



from Cohahuila 231 



from Texas 231 



in South-west Pennsyl- 

 vania 14 



Meteorites, decomposition of. . 231 



Meteors 256-257 



Methylene 196 



Mexican natives i;'.0 



Mica 232 



containing marcasite 121 



in Ohio mounds 73 



in Roan Mountain 223 



mines of 73, 223 



mines of, in North Caro- 

 lina 223 



PAOE 



Mica mirrors 73 



schists 222 



Mineralogical notes 223 



Minerals from the West... .213-214 



interesting, etc 131-133 



of Harlem 74-77 



of New York Island... .120-121 



of Staten Island 228-230 



Mines in San Juan Mountains. 122 

 Mitigated virus, theories of.204-213 

 Molecular formula\ . . .195-197, 199 



theory .. 199 



Molybdenum 128 



Moon 237-238, 253 



heat from 238 



motion of 237 



surface of 237 



Moraines on Staten Island 230 



Mosandrum 200 



Mounds, Indian 73 



Mural carvings in Yucatan. 170-178 



Muscovite 232 



from Colorado 133 



Museum of Natural History. . . 266 

 Mycelium of fungi. 73, 111-119, 317 



'• Nameless" (new element).. . . 200 



National Board of Health 263 



Natural bridge, Virginia 218 



Nebulae 260 



Need of normal time, etc. ..158-162 

 Needle Mountains in Colorado. 122 



Neith (supposed planet) 249 



Neodymium 185, 200 



Neptune 253 



Neptunium 200 



New chemical products 192 



organic 194-197 



" New earths " 200 



New elements 181, 200 



New red sandstones 12 



New species of bird 17 



from Yucatan 55 



New species fossil fishes. . . . 233 



New substances 194-199 



"Nicholson" pavement. . .110, 120 



Nickel, metallurgy of 193 



Nicotine 195 



Nitric acid 188, 193 



Nitric oxide 190 



Nitrogen 185-1 95 



liquefaction of 190-191 



Nomenclature, chemical, 



179-180, 193 

 Normal time system 158-163 



