INDEX. 



[An asterisk (*) signifies that no abstract of the communication is given.l 



OBJECTS and rules of the Association, 

 xxvi. 



Places and times of meeting, with names 

 of officers, from commencement, xxxvi. 



List of former Presidents and Secretaries 

 of Sections, Ixiv. 



List of evening lectures, lix. 



Lectures to the Operative Classes, Isii. 



Officers of Sectional Committees present 

 at Manchester, Ixiii. 



Officers and Council for 1888-89, Ixxv. 



Treasurer's account, Ixvi. 



Table sho'sving the attendance and re- 

 ceipts at the annual meetings, Ixviii. 



Keport of the Council to the General 

 Committee at Bath, Ixx. 



Committees appointed by the General 

 Committee at Bath : 1. receiving grants 

 of monej'jlxxiii; 2. not receiving grants 

 of money, Ixxvii ; other resolutions 

 adopted, Ixxx ; communications or- 

 dered to be printed in extenso, Ixxxi ; 

 resolutions referred to the Council for 

 consideration, and action if desirable,i&. 



Synopsis of grants of money appropriated 

 to scientific purposes, Ixxxii. 



Places of meeting in 1889 andl890, Ixxxii. 



General statement of sums which have 

 been paid on account of grants for 

 scientific purposes, Ixxxiv. 



General meetings, xcvi. 



Address by the President, Sir Fredericli 

 Bramwell, D.C.L., F.R.S., M.Inst.C.E., 1 



Abercromby (Hon. E.) on arranging an 

 investigation of the seasonal variations 

 of temperature in lakes, rivers, and 

 estuaries, 326 ; modern views about 

 hurricanes, as compared with the older 

 theories, 586. 



Abney (Capt.) on standards of light, 39 ; 

 on the action of light on the hydracids 

 of halogens in presence of oxygen, 89 ; 

 on electrolysis in its physical and 

 chemical bearings, 339. 



Absorption spectrum of oxygen, Profs. 

 Liveing and Dewar on the, 576. 



Adami (J. G.) and Prof. Koy on the 

 physiological bearing of waist-belts 

 and stays, 704. 



Adams (Prof. W. G.) on the desirability 

 of introducing a uniform nomenclature 

 for the fundamental units of mechanics, 

 27 ; on the best means of comparing 

 and reducing magnetic observations, 

 28 ; on standards of light, 39 ; on 

 standards for use in electrical mea- 

 surements, 55. 



Adelplwtaxy, an undescribed form of 

 irritability, Prof. M. M. Hartog on, 702. 



*Africa, central, the commercial future 

 of, by Sir F. de Winton, 745. 



Agricultural education, by Prof. J. Long, 

 776. 



Agricultural statistics, by W. Botly, 760. 



Air- compressor for variable pressures, a 

 new form of, by H. Davey, 824. 



Air-propellers, or revolving sails, by H. 

 C. Vogt, 820. 



*Akkas and dwarfs in Southern Morocco, 

 by R. G. Haliburton, 745. 



Allman (Prof.) on the researches on food- 

 hshes at the St. Andrews marine labo- 

 ratory, 141. 



American industries and wealth, the 

 growth of, by M. G. Mulhall, 757. 



Ammonia-soda process, recovery of the 

 ammonia and chlorine in the, by F. 

 Bale, 638. 



Analyse chronometrique des phenomenes 

 electriques lumineux, par Dr. J. Jans- 

 sen, 615. 



Analyse spectrale, sur I'application de 1', 

 h. la mecanique moleculaire, par Dr. J. 

 Janssen, 547. 



Analysis of iron and steel, proposed inter- 

 national standards to control the, by 

 Prof. J. W. Langley, 640. 



Analytical engine of the late Charles 

 Babbage, F.R.S., the mechanical ar- 

 rangements of the, Maj.-Gen. H. P. 

 Babbage on, 616. 



