BEITISH ASSOCIATION FOR THE ADVANCEMENT 

 OF SCIENCE.' 



Life Members (since 1845), and all Annual Members who Lave not 

 intermitted their Subscription, receive gratis all Reports published after 

 the date of their Membership. Any other volume they require may be 

 obtained on application at the Office of the Association, Burlington 

 House, Piccadilly, London, "W., at the following prices, viz. — Reports for 

 1831 to 1874 (of tuJiich inore than 16 copies remain), at 2s. CcZ. per volume ; 

 after that date, at two-thirds of the Publication Price. A few sets, from 

 1831 to 1874 inclusive, may also be obtained at £10 per set. 



Associates for the Meeting in 1891 may obtain the Volume for the Year at two-thirds 

 of the Publication Price. 



REPORT OP THE FIFTY-EIGHTH MEETING, at Bath, September 

 1888, Published at £1 4s. 



Contents : — Third Eeport of the Committee for promoting Tidal Observations in 

 Canada ; — Keport of tlie Committee for considering the desirabilitj- of introducing 

 a Uniform Nomenclature for tlie Fundamental Units of Mechanics, and of co- 

 operating with other bodies engaged in similar work ; — Fourth Report on the best 

 means of Comparing and Eeducing Magnetic Observations ; — Fourtli Report on 

 Standards of Light; — Report of tlie Committee for co-operating with tlie Scottish 

 Meteorological Society in making Meteorological Observations on Ben Nevis ; — 

 Second Report on the Bibliograpihy of Solution;— Report of the Committee for 

 constructing and issuing Practical Standards for use in Electrical Measurements ; — 

 Second Report on the Influence of Silicon on the properties of Steel ;— Third Report 

 of the Committee for inviting designs for a good Differential Gravity Meter in super- 

 session of the pendulum ; — Report on the present methods of teaching Chemistry ; — 

 Report on the action of Light on the Hydracids of Halogens in presence of Oxygen; — 

 Second Report on the Nature of Solution ; — Report of the Committee for making 

 arrangements for assisting the Slarine Biological Association Laboratory at Plymouth ; 

 — Third Report on Isomeric Naphthalene Derivatives ; — Tliird Report on the Pre- 

 historic Race in the Greek Islands ; — -Report on tlie effects of different occupations and 

 employments on the Physical Developmept of the Human Body ; — Sixteenth Report 



