INDEX. 



PAGE 



Action of Dark Kadiations 202 



" of Sewage-Gas on Lead Pipes 251 



Addresses, The Presidential 752 



Agassiz's South American Observations 505 



A Giant Planet 286 



A Glass of Water 655 



Alcoholic Hallucinations 638 



Alcohol, The Physiological Position of 219 



A Marked Man 249 



American Plants, On the Derivation of 724 



Anaesthetic, A New 373 



"Ancient America," Baldwin, Notice of. 244 



A New Entozoon from Common Eel 758 



Animal Movements, Nervous Control of. .(Illustrated.) 344 



Anthropology and Ethnology 490 



Antiquity of Man. (Illustrated.) 288 



A Phosphorus-Lamp 252 



Arrow-heads in New Jersey 253 



Artificial Production of Stupidity in Schools 129 



As regards Spiders. (Illustrated.) 674 



Astro-Meteorology 335 



Atmosphere of the Sun 251 



Atoms 245 



August and November Meteors 388 



Balance of Life in the Aquarium 434 



Binary Stars 754 



Body, Temperature of, in Health 247 



" Botany for Beginners " (by Maxwell T. Masters), Notice of 370 



Bowlders of the Long Island Drift 757 



Brain-Injury, Curious Effects of a, 635 



Brain, The Unconscious Action of 544 



Bread, Detection of Alum in 509 



Caffeine, Physiological Action of 253 



Calmucks, Characteristics of the. (Illustrated.) 419 



Carbolic Acid from Plants 766 



Carpenter, Dr. "William B., Sketch of 745 



Cave Explorations, Kecent , 378 



49 



