February, 1907.] 



KNOWLEDGE & SCIENTIFIC NEWS. 



IX. 



NOW REAPV. 



THE SCIENCE YEAR BOOK 



DIARY, DIRECTORY, BIOGRAPHY, & SCIENTIFIC SUMMARY 



FOR t 307 . 



cX?X CONTENTS. K^^ 



FRONTISPIECE.- Portrait of Lord Rayleigh. 



ASTRONOMY.— The Calendar, Monthly Ephemeris, Tables for Latitude, Longitude, &c., 

 Notes and Tables of Solar System, Paths of the Planets (with Charts), the 

 Moon, Eclipses, Comets, Jupiter's Satellites, the Stars, Maps of the Heavens, &c. 



THE EARTH AND ITS INHABITANTS.— Notes and Charts on Geology, Magnetism, 

 Meteorology (Average Temperature, Rainfall, &c.). Geographical Exploration, Natural 

 History, Populations, Statistics, &c. 



PHYSICAL AND CHEMICAL NOTES.-Air and Water, Light, Sound, Heat, Specific 

 Gra\ities, Spectra, Chemical Elements, &c. 



METROLOGY.— Time, Trigonometrical Tables, Weights and Measures, Electrical Measure- 

 ments, Money, &c. 



PROGRESS OF SCIENCE IN 1906. 



DIRECTORY —Scientific Periodicals, Public Institutions, Universities and Staffs, Scientific and 



Learned Societies, Prizes and Awards, &c. 

 BIOGRAPHIES of over jcxd of the Principal Workers in Science. 

 GLOSSARY of recently-introduced Scientific Terms. 

 DIARY.— One Page to each Day, Times of Sunrise and Sunset, High Water, Moon, 



Meteorological Averages, Astronomical Events, &c. 

 Engagement Diary and Calendar, Letters received and despatched, Memoranda, Cash Accounts, 

 II^Q^^ Postal Information, &c., &c. 



Nearly 600 Pages, La'ge Octavo, handsomely bound in Cloth, Gold Lettering, with 



Changeable Monthly Calendar in Cover, 



( POSTAGE:— Inland. 5d. Abroad, lid. 



'( iinduding special packing.) 



PRICE S/- NET. 



^^ ABRIDGED EDITION, 



consisting of the whole of the above contents, but without the Diary. 

 SAME BINDING, PRICE J3- NET. 



POSTAGE :— Inland, 3d. Aho.iJ. 6d. 

 {including special facknig.) 



SOME EXTRACTS FROM OPINIONS OF THE PRESS 



ON THE 1906 ISSUE. 



" Even- care appears to have been taken to make the volume serviceable to men of science and others 

 interested in natural knowledge. . . . The Year Book is thus a convenient and helpful companion for 

 the study, laboraton,-, or observatorj'." — Nature. 



" A very excellent and thoroughly up-to-date annual." — English Mtchanic. 



"The additions and improvements made in the current issue of this well-known scientiBc diarj- make 

 it, if possible, even more indispensable than ever to naturalists and scientific men.'' — Thi Naturalist. 



" The whole production is unique, and its general get-up is beyond praise." — Electrical Rniew. 



" Of the stream of year-bcoks .... \ery few— if indeed any — can surpass in point of use- 

 fulness and excellence of appearance the volume before us."— The Electrical Engineer. 



" It is beautifully produced, on good paper, and full of information in all branches of scientific work, 

 especially astronomy. It is one of the best five shillings' worths in the market." — Electricity. 



•• The whole is admirably arranged, .and the book should h.-ive the widest circulation, for it appeals to 

 the ordinary man as well as the student." — Alhcnaum. 



" One book of reference that is really readable is the ' Science Year Book.' " — Daily Graphic. 



" It contains an enormous amount of information in the way of statistics, and is altogether ven,- 

 cle\ er'y arranged." —The Sphere. 



Pulblisliin^ Ofiice 27, Clia.ncer>y X^ane, X^ondon. 



OR THROUGH ANY BOOKSELLER. 



