818 INDEX. 



Page. 



Lightning, structure of 100 



varieties of 100 



Lilienthal, Otto, on flying 84 



Lipari and Crisafulli, cited 396, 412 



Lippmann's experiments with light waves 123 



process of color photography 125 



Liquefaction of air 216 



Liquid oxygen, properties of 84 



Liquids and solids, cohesion in 216 



Literary and scientific exchanges xx 



Livre des creatures 734 



Lockyer, J. Norman, on pyramid builders 84 



Loewy, Dr., cited 288 



Loewy, Dr. A., Hodgkins medal awarded to 14 



Loew's researches in assimilation 473 



London Institute, City and Guilds of 754 



Loomis, cited 310 



Lopez, Dr. Vergara, Hodgkins medal awarded to 14 



Lord Kelvin, cited 138,496,789 



Louvain University, publications from 82 



Lubbert and Peters, cited •. 399,412 



Lubbock, Sir J., cited 687 



Lucas, F. A., in charge of vertebrate fossils 39 



paper by 86 



Ludwig's physiological laboratory 498 



Lumiere, L., on color photography 85 



Luminescence, a chemical and physical phenomenon 122 



effect of temperature on 122 



heat as cause of 122 



researches in 121 



Luminiferous ether, motion of 118 



Stokes on 84 



Luminosity of crustaceans 417 



Luminous animals 417 



* and vegetables 422 



cells of insects 416 



insects 413,418 



mechanism of 420 



forests 415 



mollusca 421 



mushrooms 415 



paint, chemical action of 121 



Lummer, Dr. O., investigations by 16 



Lunar crater Tycho, by A. C. Eauyard 84 



Lund University, publications from 82 



Lungs,_action of 208 



M. 



McAdie, Alexander, Hodgkins medal awarded to 14 



McAdoo, William, donation to Zoological Park 72 



McClure, W. F., exchange with 73 



McConnell, A. E., donation to Zoological Park 73 



McGee, W J, explorations by 43 



on relation of institutions to environment 701 



Mcintosh, Professor 449 



