BIRKBECK COLLEGE, ^^^ChancSr^Lane, E.C4. 



COURSES OF 8TUDY (Day and Evening) for Degree* of the 

 UNIVERSITY OF LONDON in the Faculties of 



SCIENCE AND ARTS (PASS AND HONOURS) 



under RECOGNISED TEACHERS of the University. 

 SCIENCE.— Chemistry, Physics, Mathematics (Pure and Applied), Botany, Zoolojy, Geology. 

 ARTS.— Latin, Greek, English, French, German, Italian, History, Geography, 

 Logic, Economics, Mathematics (Pure and Applied). 



Evening Courses for the Degrees in Economics and Laws. Geography Diploma and Matriculation. 

 POST-GRADUATE AND RESEARCH WORK. 



Sessional Feesl Day: SC,ENCE < £17 Ws.; ARTS, £lo tOs. ; 



sessional rees\E ve ning: SCIENCE. ARTS, or ECONOMICS. £S ' 



Prospectus free, Calendar 6d. (by post &d.), on application to the Secretary. 



DUSTLESS ROOMS 



On all Laboratory, Library, Museum, School, &c. , Floors and Linoleums of every description 



FLORIGEIME 



(A Regd. Name 



suggested by 

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v> 



It is IMPORTANT TO NOTE that ONE APPLICATION of " Florigeno " 



ALLAYS the DuST and DIRT for » to 12 months, according to traffic, not 



only during each Sweeping (without sprinkling of any kind) but also throughout 



all the intervening periods — which is even of greater hygienic importance. 



These sanitary and labour-saving advantages are NOT attained hy sweeping-powders er any ether method. 



Send for Particulars. Medical Reports, and Testimonials, to the Sole Manufacturers) 



THE "DUST-ALLAYER" CO., 4, Vernon Place, Bloomsbury, London, W.C.t. 



Contractors to tke Admiralty, War Office, H.M. Office of Works, Colonial Governtnents, L.C.C., Crc 



on SCIENTIFIC, 

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 EDUCATIONAL, 



Second-Hand at Half Prices. medical, and 



ALLother subjects, , 

 New, at Discount Prices. and for all Exams. | 



I Catalogues Frbb. State Wants. Books sent on approval. ft 



BOOKS BOUGHT: Best Prices Qlvea. || 



W. & G. FOYLE, 121-123 Charing Cross Rd., London, W.C.2. | 



Scale of Charges for Advertising in "Science Progress." 



1 Insertion. 4 Insertions. 



Whole Page - -£330- - £2 10 O each. 



Half Page - - 115 0- - 180, ( 



Quarter Page - - O 18 6 - 14-6,, 



Eighth Page - - O 10 O - O 8 O „ 



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