NA TURE 



[May 30, T901 



BRITISH ASSOCIATION FOR THE 

 ADVANCEMENT OF SCIENCE, 



BURLINGTON HOUSE, LONDON, W. 

 The next ANNUAL MEETING of the ASSOCIATION will be liel.l 

 at GLASGOW, commeiicins on WEDNESDAY, SEPTEMBER 11. 



President-Elect : 

 ■■ Prof. A. W. RUCKER, D.Sc, LL.D., Sec.R.S. 

 Information about local arranijements may be obtained on application tn 

 the LoCAi, Secretaries, 30 George Square, Glasgow. 



G. GRIFFITH, Assistant General Secretary. 



THE INDIAN GOVERNMENT require 



the service.; of an ELECTRICAL ENGINEER ,as PROFESSOR 

 on the Slafl of Ibe CIVIL ENGINEERING COLLEGE, SIBPUR. 

 His duties will be to Lecture on Electrical and Mechanical Engineer, 

 ing, to Superintend the Workshops, and to be in general charge of the 

 Dynamo House attached to the College. The Salary will be :— 

 Rs. 500-50-700 a month during the first five years, 

 Rs. 750-50-1000 a month during the next five years, 

 and eventually Rs. iioo a month, 

 and until free uuarters are provided a grant of Rs. 75 a month will be 

 allowed. Applications .should be addressed to the Secretary, Public 

 Department, India OITice, London, and should be received not later 

 than June 2g ne.\t. 

 India Office, Whileh.-ill, May 3R, looi- 



HARRIS INSTITUTE, PRESTON. 



Principal : R. WALLACE STEWART, D.Sc, London. 



The Council of the Harris Institute invite applications for the following 

 appointments : — 



LECTURER IN MECHANICAL ENGINEERING. .Sahary, /rso 

 per annum. Practical knowledge and experience of evening class teaching 

 essential. 



ASSISTANT LECTURER IN CHEMISTRY, with a special know- 

 ledge of Agricultural Chemistry and experience in Agricultural Analysis. 

 Salary, £,i^a per annum. 



ASSISTANT LECTURER IN MATHEMATICS AND PHYSICS. 

 Salary, ;£i20 per annum. 



In each case the Appointment involves teaching in both Day and Evening 

 Classes. Duties will in each case commence in September. Further par- 

 ticulars may be obtained on application to the Secretary. 



Applications, accompaniei by not more than three testimonials, should be 

 sent on or before Monday, June 17, igot, to 



T. R. JOLLY, .Secretary. 



HARRIS INSTITUTE, PRESTON. 



WANTED, a LABORATORY and LECTURE ROOM ATTEND- 

 ANT, with a good knowledge of Physical Laboratory work. Must be a 

 good mechanic with some knowledge of instrument making. 



Apply to the Prtncii'AI., .stating w.ages required, and giving full par- 



efer. 



UNIVERSITY OF BIRMINGHAM. 



FACULTY OF CO.MMERCE. 



The Council invites applications for an organising Chair in connection 

 with the future Faculty of Commerce at an inclusive stipend of ;C750. 



The Council does not wish to limit its choice by specifying in what 

 department the first Professor shall be a specialist, but assumes that it will 

 probably be in one or more of the following subjects ; — Economics, Industrial 

 Organisation and Administration, Finance and Statistics, Commercial Law, 

 or Commercial History. 



Enquiries may be addressed to the Secretary of the University, and 

 applications should be in his hands on or before June 20. 



GEO. H. MORLEY, Secretary. 



CITY OF BIRMINGHAM. 

 MUNICIPAL TECHNICAL SCHOOL. 



The Corporation require the services, from September i next, of n 

 MODERN LANGUAGE MASTER for the Day School. Conver.sa- 

 tional French and German required. English subjects, especially Ele- 

 mentary Mathematics, desirable. Salary, ^^130 per annum. 



The latest date for sending in applications is June 17 next. 



Full particular^ and form of application will be forwarded on applica- 



Offices of the School, Suffolk Street, 

 May ?4, igoi. 



GEO. MELLOR, Se. 



THE MANCHESTER MUSEUM, 

 OWENS COLLEGE, MANCHESTER. 



The Post of ASSISTANT in the Geological Department is vacan 

 Salary, ClS per annum. 



Applications, .iccompanied by not more than four testimonials or refe 

 ences, should be sent on or before June 8 to the 



DIRECTOR OF THE MUSEUM, 



Owens College, Manchester. 



BIRKBECK INSTITUTION, 



Breams Buildings, Chancery Lane, E.C. 



Science Classes with Practical Work. 



DAY AND EVENING CLASSES for UNIVERSITY 



of LONDON.— I!..Sc. P.ass and Honours, Inter. Sci., Prelim. Sci., 

 and Inter. M.B. (Chemistrj') E.\aminations ; also for CONJOINT 

 BOARD, DENTAL and PHARMACEUTICAL EXAMINA- 

 TIONS. 



HIGHLY EQUIPPED LABORATORIES, for Che- 

 mistry, Physics, Zoology .'iiid liotaiiy, Met.allur.c;y and Geology*. 



Eight Lectures on "THE HISTORY OF CHEMISTRY" will be 

 ."iven by Dr. Macktw/ie on Friday Evenings at 3.30, commencing 



Piospectus free Calendar 6d. (Post 8d.) on application to Secretary. 



HEATHCOTE SCIENCE 

 LABORATORIES. 



COMMERCIAL .ind SCIENTIFIC RESEARCH work can be carried out 

 m ihe^e Laboratories in CHEMISTRY, ELECTRICITY, General 

 PHYSICS and BACTERIOLOGY, K mtgen Ray Work and Photography 

 .'It any times suitable to workers. Private Laboratory if desired. Powerful 

 ELECTRIC Currents. Private and Class Tuition in the above Subjects, 

 and also in Geology and Mathematics. 



THE DIRECTOR, 

 Heathcote Street, Gray's Inn Road. 



SCHOLASTIC. —September Vacancies. 



— (Iraduate recjuired as Principal Language Master fur important 

 School — Latin, French (conversational), English, ^150, res. Graduate 

 for Chemistry, Drawing, Latin, French, ^100, non-res. Chemistry, 

 Physics and Drawing. Must be qualified to teach Science and Art 

 Clas.se.s. Fair Salary. List of Appointmenfi sent on Application. 

 State full details to Griffiths. Smith, Powkll anij Smith, Tutorial 

 Agents (Estd. 1833), 34 Bedford Street, Strand. 



WANTED, An ASSISTANT in the County 



Chemical Laboratory. He will be required to Analyse Sewage and 

 Sewage Ellluents, and also to examine into the Purification of Sewage 

 by means of Bacterial Filters. Salary, ^100 per annum. Applic; 

 with Testimonials and References, to be sent not later than Ju 

 n^i, to the County Analyst, Shirehall, Wc 



FOR SALE.— A gj inch Reflecting Tele- 

 scope, by Browning, on Alia;^inuith Stand, with Three Kyepieces and 

 Harlow Lens, In good condition. — Apply, Kev. H. R. Cole, Brantham 

 Rectory, Manningtree. 



J. BACKHOUSE & SON, 



LIMITED, 



(SCIENTIFIC DEPARTMENT) 



■sroiaic. 



Supply all Botanical Material required for Lecture and Demori 



itration purpose 



Alcohol. Insect! 



ments. Must 



d for Class-work. Fresh, 

 lus Plants. Plants for Physiological Exper 

 Specimens. Microscopical Preparations. 

 Prices strictly moderate. 



SECOND-HAND 



]vi:.a.is.e:i%.s. 



STUDENTS' MICROSCOPES by Zeiss, Leitz, Swift, 



Watson, from £2 15s. to £15 on Stock. 



STUDENTS' TELESCOPES by Cooke & Sons, Wray, 



Gkuw!, and other Makers, from £3 lOs. to £90 on Stock. 



Spectroscopes, Levels, Theodolites, Transit Instru- 

 ments, Bought, Sold, or Exchanged. 



Lists on application. 



CLARKSON & CO., 28 Bartlett's Buildings, Holborn Circus, E.C, 



