INDEX II. 



1^ 



Morris' (Rev. F. O.) on progressive, prac- 

 tical, and scientific education, 107. 



Munroe (Dr. Henry), statistics relative to 

 the northern whale fisheries from 1772 

 to 1852, 109. 



Nasrayth (James) on drawings of the 

 moon, 14. 



Neison (F. G. P.), an analytical review 

 of railway accidents in this country 

 and on the continent of Europe in the 

 twelve years from 1840 to 1852, 109. 



New Guinea, on the progress of dis- 

 covery in the western half of, from the 

 year 1828 to the present time, 76. 



New Holland, analysis of deposit from 

 the Humber at, 49. 



Newmarch (William) on new supplies 

 of gold, 1 10. 



Nicolay (Rev. C. G.) on certain places 

 in the Pacific, in connexion with the 

 great-circle sailing, 89. 



Nova Scotia, statistics relative to, in 

 1851, 102. 



Oceans, on the currents of the Atlantic 



and Pacific, 7Q- 

 Oidium Tuckeri, on the employment of 



pentasulphate of calcium as a means 



of preventing and destroying the, 46. 

 Organ machinery, on improvements in, 



117. 

 Ovo, on some discoveries relative to the 



chick in, 68. 



Pacific, on the proposed new route be. 

 tween the Atlantic and, bythe River 

 Maul6 in Chili, 82 ; on certain places 

 in the, in connexion with the great- 

 circle sailing, 89. 



Palaeozoic rocks of Britain, on the classi- 

 fication and nomenclature of the, 54. 



Palaeozoic system, tabular view of the 

 British, 56. 



Parhelia observed at St. Ives, on, 33. 



Partridges of the great water-shed of 

 India, 71. 



Paul!, analysis of deposJ. from the Hum- 

 ber at, 50. 



Peach (C. W.) on the habits of fish in 

 relation to certain forms of medusse, 70. 



Pearsall (T. J.) on lime Howers, or pe- 

 culiarly-formed substances from the 

 brickwork of one of the reservoirs of 

 the Hull water- works before final com- 

 pletion for use, 45 ; on changes ob- 

 served in wood from the submerged 

 forest at Wawne, in Holderness, ib. ; 

 on crystals from the sea-coast of Africa, 

 ib. 



Pendulum, on a proposed barometric, for 

 the registration of the mean atmospheric 

 pressure during long periods of time, 26'. 



Peru, South, on the province of Tara- 

 paca, in 83. 



Petermann (Augustus) on the interior of 

 Australia, 89- 



Phillips (Prof.) on magnetic phenomena 

 in Yorkshire, 6 ; on photographs of 

 the moon, 14 ; on the dispersion of 

 erratic rocks at higher levels than their 

 parent rock in Yorkshire, 54 ; on a new 

 Plesiosaurus in the York Museum, ib. ; 

 on the most remarkable cases of uni- 

 formity among the strata of Yorkshire, 

 ib. ; on a living specimen of Priapulus 

 caudatus, dredged off the coast of Scar- 

 borough, 70. 



Photographic pictures for the stereoscope, 

 on the angle to be given to binocu- 

 lar, 4. 



Photographic plates and illustrations of 

 microscopic objects in natural history, 

 on, 70. 



Photometer, on a new, 9. 



Physics, 1. 



Plante (R.W.) on a second journey to St. 

 Lucia Bay and the adjacent country in 

 S.E. Africa, 90. 



Plants, on some new, 63 ; on a new 

 system of classifying, ib. ; report of 

 committee for registration of periodic 

 phsenomena in, 70. 



Plata and other rivers, on the navigation 

 of the, 73. 



Plesiosaurus, on a new, in the York 

 JVTuseum, 54. 



Pliicker (Prof.) on magnetism, 7. 



Polar Sea, on the popular notion of an 

 open, 92. 



Polyps, British freshwater, 70. 



Poor, on the education of the, in Liver- 

 pool, 103. 



Potash, new method for determining 

 amount of chlorine contained in hypo- 

 chlorite of, 48. 



Priapulus caudatus, on a living specimen 

 of, dredged off the coast of Scarbo- 

 rough, 70. 



Price (Astley Paston) on a new photo- 

 meter, 9 ; on the employment of 

 pentasulphate of calcium as a means 

 of preventing and destroying the 

 Oidium Tuckeri, or grape disease, 46; 

 on a new method for determining the 

 commercial value of oxide of manga- 

 nese, 47 ; on a new method for deter- 

 mining the amount of available chlorine 

 contained in hypochlorites of lime, 

 soda, or potash, 48 ; on a pentasul- 



