INDSX II. 



193 



Electric currents, on the construction and 

 use of an instrument for determining 

 the value of intermittent or alternating, 

 for purposes of practical telegraphy, 19. 



Electricity, 9; on Dellman's method of 

 observing atmospheric, 17. 



Elephant's grinder from the cerithium 

 limestone, 69. 



Embryo of flowering plants, on the deve- 

 lopment of the, 85. 



England, on the middle and upper lias 

 of the west of, 70. 



Entozoa, on the fluid system of the ne- 

 matoid, 101. 



Esquimaux, remarks on the, 1 1 9, 



Etheridge (R.) on the igneous rocks of 

 Lundy and the Bristol district, 65. 



Ethnology, 105. 



European races, on the tendency of, to be- 

 come extinct in the United States, 136. 



Eye, experimental researches on the, 100. 



Eyre (Major V.) on the application of 

 corrugated metal to ships, boats, and 

 other floating bodies, 162. 



Faraday's lines of force, on a method of 

 drawing the theoretical forms of, with- 

 out calculation, 12. 



Findlay (A. G.) on some volcanic islets 

 to the south-east of Japan, including 

 - the Bonin islands, 110. 



Fiord, on the Varanger, 108. 



Firth of Clyde, on new forms of Diato- 

 maceee, from the, 83, 



Fish, on improved mechanical means for 

 the extraction of oil from, 164. 



Fishes, on the fossil, from the strata of 

 the Moselle, 69. 



Flamborough Head, on the evidence of a 

 reef of lower lias rock, extending from 

 Robin Hood's Bay to, 80. 



Foramen centrale, on the unequal sensi- 

 bility of the, to light of different co- 

 lours, 12. 



Forces, on the polyhedron of, 1. 



Forest of Dean, description of an ancient 

 miner's axe recently discovered in the, 

 71. 



Fossils from the Crimea, on, 60 ; on new, 

 from the ancient sedimentary rocks of 

 Ireland and Scotland, 65. 



France, on the credit mobilier, and other 

 recent credit institutions in, 146. 



Franklin (Sir John), Dr. Kane's report on 

 his expedition up Smith's Sound in 

 search of, 113. 



Fresnel's formulae for reflected and re- 

 fracted light, on, 15. 



Fucus, on a supposed fossil, found at Aust 

 Cliff, Gloucestershire, 83. 



1856. 



Furnace, on the incrustations of blast, 50. 



Gallic acid, on the conversion of tannin 

 into, 52. 



Garner (R.) on a remarkable hail-storm in 

 North Staffoi-dshire, 39 ; on the pearls 

 of the Conway River, N. Wales, with 

 some observations on the natural pro- 

 ductions of the neighbouring coast, 

 92. 



Gas, fluoric acid, on engraving collodion 

 photographs by means of, 58. 



Gases of the Grotto del Cave, on the, 58. 



Geography, 105. 



Geology, 60. 



Gilbart (J. W.) on the family pi-inciple 

 in London banking, 143. 



Gilbert (Dr. J. H.) on some points con- 

 nected with agricultural chemistry, 172; 

 on the composition of wheat grain, and 

 its products, 173. 



Giant's Cause way, on the lignites of the,56. 



Gladstone (J. H.) on some dichromatic 

 phsenomena among solutions, and the 

 means of representing them, 10 ,■■ on the 

 salts actually present in the Cheltenham 

 and other mineral waters, 51 ; on nitro- 

 glycerine, 52. 



Glasgow, on the progress, extent, and 

 value of the porcelain, earthenware, and 

 glass manufacture of, 153 ; on the mo- 

 ney-rate of wages of labour in, 155. 



Glass manufacture of Glasgow, on the pro- 

 gress, extent, and value of the, 153. 



Gloucestershire, on some new species of 

 corals in the lias of, 64. 



Gold in India, on, 60. 



Goodsir (Prof.) on the morphological con- 

 stitution of limbs, 93 ; on the morpho- 

 logical constitution of tlie skeleton of 

 the vertebrate head, ib. ; on the mor- 

 phological relations of the nervous sy- 

 stem in the annulose and vertebrate 

 types of organization, ib. 



Gramme in chemistry, on theuseof the, 60. 



Granite of Wicklow, on the alternation of 

 clay-slate and gritstone into mica-schist 

 and gneiss, by the, 68. 



Graphite, on a new combination of carbon, 

 oxygen, and hydrogen, formed by the 

 oxidation of, 50. 



Graves (J.T.) on the polyhedron of forces, 

 1 ; on the congruence nx=:7i-\-l (mod. 

 p), ib. 



Greene (Dr. Richard), working model of 

 a machine for polishing specula for re- 

 flecting telescopes and lenses, 24 ; on a 

 new railway-break, invented by M. 

 Sisco, of Paris, 162; on a method of 

 uniting iron with iron or other metals 

 13 



