INDEX. 



831 



I'auper and destitute children, the up- 

 bringing of, Rev. J. O. Bevan on, 745. 



Peal (S. E.) on the ' morong ' and other 

 customs of the natives of Assam, 801. 



Peaty colouring matters in sewage, the 

 formation of, by the action of micro- 

 organisms, W. E. Adeney on, G12. 



Pellian equation, interim report of the 

 Committee for carrying on the tables 

 connected with the, from the point 

 where the work was left by Degen in 

 1817, 160. 



Pcngelly (W.) on the erratic blocks of 

 England, Wales, and Ireland, 276 ; 

 on the circulation of underground 

 waters, 300 ; on the cave at Elbolton, 

 351 ; on the prehistoric inhabitants of 

 the British Islands, -449. 



Peradeniya, Ceylon, tifth report on the 

 steps taken for estabUshing a botanical 

 laboratory at, 358. 



♦Periodic motion of a finite conservative 

 system. Sir AV. Thomson on, 566. 



•Periodic time of tuning-forks main- 

 tained in vibration electrically. Prof. 

 J. V. Jones and T. Harrison on the, 

 581. 



Perkin (Dr.) on the action of light upon 

 dyed colours, 263. 



Perkins (C. H.), labour and capital — 

 their differences and how to reconcile 

 them, 735. 



Perrj' (Prof. J.) on the earthquake and 

 volcanic phenomena of Japan, 123; on 

 standards for use inelectrical measure- 

 ments, 152. 



Pertz (D. F. M.) and F. Darwan on the 

 artificial production of rhythm in 

 plants, 695. 



Petroleum, the origin of, by 0. C. D. 

 Ross, 639. 



Petroleum and natural gas, the geology 

 of, by W. Topley, 637. 



Petroleum oil-engines. Prof. W. Robinson 

 on, 759. 



Phene (Dr. J. S.), changes in coast lines, 

 71G ; on comparison of ancient Welsh 

 customs, devices, and commerce with 

 those of contemporary nations, 807 ; 

 recent Hittite discoveries, 814. 



Phenomena which might be observable 

 if the hypothesis that earthquakes are 

 connected with electrical phenomena 

 be entertained, Prof. J. Milne on, 583. 



Photographs of geological interest in the 

 United Kingdom, second report on the 

 collection, preservation, and systematic 

 registration of, 321. 



Photograph}^ the application of, to the 

 elucidation of meteorological pheno- 

 mena, report on, 130. 



♦Photography applied to exploration, by 

 J. Thomson, 719. 



Physical and Mathematical Section, 



Address by Prof. 0. J. Lodge to the, 

 547. 



Pickering (Prof.) on the bibliographj' of 

 solution, 273. 



Pilchard, the reproduction of the, by J. 

 T. Cunningham, 686. 



*Pinkerton (R. H.), note on the normal 

 to a conic, 572. 



Pitt-Rivers (Gen.) on the work of the 

 Corresponding Societies Committee, 

 41 ; on editing a new edition of 'An- 

 thropological Notes and Queries,' 404. 



Plant (J.) on the erratic blocks of Eng- 

 land, Wales, and Ireland, 276 ; on the 

 circulation of underground waters, 300. 



Plesiosaurian and pterosaurian reptiles 

 in the cretaceous strata of Brazil, evi- 

 dence of the occurrence of, by A. S. 

 Woodward, 635. 



*Plutella Crucifera, the recent visitation 

 of, W. Fream on, 695. 



Polarised light, the electromagnetic 

 theory of the rotation of the plane of. 

 Prof. A. Gray on, 558. 



*Polariser, a new. Prof. S. P. Thompson 

 on, 580. 



Polyzoa {Brynzoa) of the zones of the 

 upper chalk, notes on the, by G. R. 

 Vine, 656. 



*Pontypridd and Ystradyfodwg main 

 sewerage, the, by G. Chatterton, 757. 



♦Population, the increase of food and, bv 

 W. E. A. Axon. 747. 



Population in England and Wales, recent 

 changes in the distribution of, bj' E. 

 Cannan, 747. 



Portland cements, on some of the pecu- 

 liarities to be observed in, and on the 

 most advanced methods for determin- 

 ing their constructive value, bj^ H. 

 Faija, 764. 



Powell, Major J. W., director of the U.S. 

 Ethnological Bureau, the work of, Prof. 

 Max Muller on, 798. 



Poynting (Prof.) on electrolysis in its 

 lahysical and chemical bearings, 122. 



♦Prairies and trees, by M. Christy, 715. 



Prawle problem, the, by W. A. E. Ussher, 

 642. 



Preece (W. IT.) on standards for use in 

 electrical measurements, 152 ; *on 

 units and their nomenclature, 577; the 

 London-Paris telephone, 767. 



Prehistoric and ancient remains of Gla- 

 morganshire, the formation of a record 

 of the, by E. Seward, 811. 



Prehistoric inhabitants of the British 

 Islands, the localities in which evi- 

 dences are found of the existence of, 

 fifth report of the Committee for 

 ascertaining and recording, 449. 



Prestwich (Prof. J.) on the erratic blocks 

 of England, Wales, and Ireland, 276 ; on 

 the circulation of underground waters 



