A Treatise On The Principles And Practice Of Harbour Engineering

86 CHARLES GRIFFIN £ GO.’S PUBLICA TIONS. Twenty-third Annual Issue. Handsome cloth, 7s. 6d. (To Subscribers, 6s.). THE OFFICIAL YEAR-BOOK OF THB SCIENTIFIC AND LEARNED SOCIETIES OF GREAT BRITAIN AND IRELAND. COMPILED FROM OFFICIAL SOURCES. Comprising {together with other Official information) LISTS of the PAPERS read during the Session 1905-1906 before all the LEADINO SOCIETIES throughout the Kingdom engaged in the folloLuing Depart- ments of Research :— § i. Science Generally : i.e., Societies occupy- inç themselves with several Branches of Science, or with Science and Literature jointly. § 2. Mathematics and Physics. § 3. Chemistry and Photography. § 4. Geology, Geography, and Mineralogy. § 5. Biology, including Microscopy and An- thropology. §14. Mi § 6. Economie Science and Statistics. § 7. Mechanical Science, Engineering, and Architecture. § 8. Naval and Military Science. 5 9- Agriculture and Horticulture. § 10. Law. §i i. Literature. § 12. Psychology. § 13. Archæology. “ Fills a very real want.”—Engineering. “ Indispensable to any one who may wish to keep himself abreast of the scientific work of the ^."—Edinburgh Medical fournal. The Ybar-Book of Socibtibs is a Record which ought to be of the greatest use for the progress of Science." -tard Playfair, F.R.S., K.C.B., M.P., Pasi-President oftke Britisk A ssociation. “Ål e°es alm°st„’v‘thout saying that a Handbook of this subject will be in time °ne ° lnost ge.nerally useful works for the library or the desk.”— FAe Times. “ British Societies are now well represented In the ‘ Year-Book of the Scientific and Soc‘etie,5”f G™> Britain and Ireland.”’ — (Art. “Societies” in New Edition of Kncyclopædia Britannica, vol. xxn.) Copias of the First Issue, giving an Account of the His’ory, Organization, and Conditions of Membership of the varions Societies, and forming the groundwork of the Series, may still be had )price 7/6. Also Copies of the Issues following. Ihe vbar-book of societies forms a complète index to thb scientific work ofthe sessional year in the varions Departments. It is used as a Handbook in all our great an 1»™ ™«^ Museums, and Libraribs throughout the Kingdom, and has become an INDISPENSABLE BOOK (>F Reference to every one engaged in Scientific Work. READY /N OCTOBER EACH YEAR. LONDON: CHARLES GRIFFIN & CO., LIMITED, EXETER STREET, STRANO.