SCIENTIFIC BOOKS 



Comer of Gower Street and Gower 

 Place adjoining University College. 



H. K. LEWIS & CO. Ltd. 



A very large selection 



of new and standard works 



in every branch of Science 



always available. 



The Department for Scientific 

 Books, English and Foreign, is on 

 the first floor. 



Orders and Inquiries by Post 



promptly attended to. 



Underground : Euston Square, Warren 

 Street. Buses : Euston Road and 

 Tottenham Court Road. 



SCIENTIFIC CIRCULATING LIBRARY 



Annual Subscription, Town or Country, from One Guinea. 

 Books may be retained as long as required or exchanged daily. 

 The LIBRARY is useful to SOCIETIES and INSTITUTIONS, and 

 to those engaged on SPECIAL RESEARCH WORK, ETC. The 

 Library includes all Recent and Standard Works in all branches of 

 Medical and General Science. Every work is the latest edition. 



Full Prospectus on Application. 

 READING AND WRITING ROOM (First Floor) open daily. 

 NEW BOOKS AND NEW EDITIONS are added to the Library and 

 are available to Subscribers IMMEDIATELY ON PUBLICATION. 

 CATALOGUE OF THE LIBRARY, revised to December, 1927, with 

 Supplement, 1928-30, containing Classified Index of Subjects and 

 Authors, demy 8vo, 16s. net (to Subscribers, 8s.). The Supplement 

 separately, 2s. net (to Subscribers, Is.). 



BI-MONTHLY LIST OF NEW BOOKS AND NEW EDITIONS 

 is issued free to all Subscribers and Bookbuyers regularly. 



H. K. LEWIS & CO. Ltd. 



PUBLISHERS AND BOOKSELLERS 



STATIONERY DEPARTMENT : Scientific and General. Loose-leaf 

 Note Books, Record Cards, Filing Cabinets, etc. 



SECOND-HAND BOOKS : 140 Gower Street. Large and varied stock. 

 Books wanted advertised for and reported. (Telephone.- Museum ion) 



136 GOWER STREET, LONDON, W.C.I 



Telegrams . ' PUBLICAVIT, EUSROAD, LONDON.' Telephom : MUSEUM 7766 (S lints). 



L 



