NA TURE 



[July 20, 1905 



HANDSWORTH EDUCATION 

 COMMITTEE. 



TECHNICAL SCHOOL. 



WANTED for September next, an ASSISTANT SCIENCE MASTER 

 for the Technical School. The person appointed to devote the whole of his 

 time to the duties connected with the appointment. Chief subjects, 

 Physics and Mathematics. Classes every evening and part day. 



Salary. £,\i,o per annum. 



For form of application and further particulars please send stamped 

 addressed foolscap envelope 



Edu 



!on Offices, 

 indsworth (SlafTs.), 

 July 18, 190;. 



THOMAS H. MOON, Secretary. 



GUY'S HOSPITAL. 



PRELIMINARY SCIENTIFIC (M.B. London). 

 The ne.vt Course of LECTURES and PRACTICAL CLASSES for this 

 E.\amination will begin on October 2. Full particulars may be obtained on 

 application to the Dean, Cjuy's Hospital, London Bridge, S.E. 



BRIDLINGTON HIGH SCHOOL 

 FOR GIRLS. 



WANTED in September, ASSISTANT MISTRESS for SCIENCE 

 and MATHEMATICS. Degree or equiv.ilent. Apply Head Mistress. 



A large Manufacturing Company is open to 



engage in a confidenti.-il position a ioung Englishman who possesses 

 thorough knowledge of Chemistry, Inorganic and Organic, and who 

 understand.s the elemenis of Mechanical Engineering. A knowledge 

 of French and German desirable. State age and family connections, 

 and where education has been acquired. Reply to " Manufacturer," 

 c/o Street's, jo Cornhill, London, K.C, 



Wanted, Manager for High-class Scientific 



Apparatus Business. Applicant must have had good experience and a 

 thorough scientific training.— Apply, slating age, salary required, and 

 full particulars, to "Ali-ha," c/o Nature Olhce. 



Technical Chemist, well up in general 



chemistry and analysis of carbohydrates and brewing materials, accus- 



First-classA.R.C.Sc.(Geology),Asst. Demon 



L, 59 Liverpool Road, Watford 



rk (to end of September).— .•\pply 



For other Scholastic Adverlisemetits, see pages c.vii ami cxiii. 



F. G. CUTTELL, Preparer of ROCKS, 



MINERALS, &c., for Microscopic Examination. — iq Al.b.iistone 

 Ro.ad, Putney, S.W. 



PHOTOMICROGRAPHY for Publishers, 



Lecturers, Manufacturers, and general scientific research. Gnod work, 

 moderate charges. — Saxbv, 91 Penny Lane, Sefton Park, Liverpool. 



TYPE-WRITING UNDERTAKEN BY 



HIGHLY EDUCATED WOMEN ACCUSTOMED TO SCIEN- 

 TIFIC MSS. (Classical Tripos, Intermediate Arts, Cambridge Higher 

 Local, thorough acquaintance with Modern Languages). Research, 

 Revision, Translation. Scale of charges on application. The Cam- 

 bridge Type-writing Agency, 10 Duke Street, Adelphi, W.C. 



SCIENTIFIC WORTHIES. 



A List of this Series of Steel and 

 Photogravure Portraits of Men of 

 Science ■will be sent post free to any 

 reader of "Nature" on application to 

 the Publishers. 



NOTICE. 



Ppoof Copies of the Photogravure Portrait of 

 PROF. SUESS which appeared in "Nature" of 

 May 4 can be obtained from the Publishers at 

 5s. each. 



ST. MARTIN'S STREET, LONDON, W.C. 



^y i;isin| 



THE SYTAM 



Bottle&Specimen Partette 



IN YOUR 



LABORATORY, MUSEUM, 

 STOREROOM, &c., 



you can save j'Jjtlis of your wall space 

 and find what you want on the instant. 



IN THE SYTAM SYSTEM 



One hundred 4 oz. bottles occupy less than 

 one square foot of wall space ; each bottle is 

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U'lilTE FOR THE Iill(Hfy LIST 



TO THE 



SYTAM FITTINGS CO., 



18 & 19 BASINGHALL BUILDINGS, 

 LEEDS. 



Accurate and 



Inexpensive. 



°"^Srv1IC BAROMETER. 



To be obtained of all Optu 

 the SOLE MAKERS, 



F. I>AFtXON^ & CO., 



CLERKENWELL OPTICAL WORKS. 



142 ST. JOHN STREET, LONDON, E.G. 



Glass Blowing, 



All kinds of Scientific and Experimental 



Glass Blowing carried out on the Premises. 



Any form of Glass Apparatus repaired. 



Demonstrations given here, or at Colleges, &e. 



^. HELM, 



66 HATTON GARDEN, LONDON, E.G. 



Actual Maker of all kinds of X-Ray and Vacuum Tubes, 

 Mercury Pumps, High Frequency Electrodes. &c. 



