SCIENCE-ADVERTISEMENTS 



Marine Biological Laboratory 



Woods Hole, Mass. 



INVESTIGATION 



Entlr* Year 



INSTRUCTION 



July 3 to August 13 

 1918 



SUPPLY 

 DEPARTMENT 



Opan tlu Entb* Yaar 



Facilities for reaearch in Zoology, 

 Embryology, PJiysiology and Bot- 

 any. Seventynsix private labora- 

 toriee, $100 each for not over three 

 monthB. Thirty tables are avail- 

 able for beginners in research who 

 desire to work nnder the direotioD 

 of members of the Bta£F. The fa« 

 for such a table is SSO.OO 



Courses of laboratory Instruction 

 with lectures are offered in Inverte- 

 brate Zoology, Embryology, Physi- 

 ology and Morphology and Taxo- 

 nomy of the Algae. Each course 

 leQxiires the full time of the student. 

 Fee, $50. A lecture course on the 

 Philosophical Aspects of Biology 

 •nd Allied Sciences is also oSered. 



. Anim«T« and plants, preserved, liv- 

 isc> and in embryonio stages. 

 Preserved material of all ^vea of 

 ■TrimaTs asd of Algae, Fuiigi, Liver- 

 worts and Mosses furnished for 

 sUsswork, or for the museum. 

 Uvins material furnished in season 

 •■ ordered. Price lists of Zoologioal 

 and Botanical material sent on ap- 



flieation. State which is desired. 

 . 'or pries Ests and all information 

 ncudinc material, addrsat 



OBO. M. QRAT, Cmator, Woods Hole, Mast. 

 Tka Honul ssnoimeeraeat will be sen * on application to Ths 

 Dbeetor, Marine Bieloclcal Laboratory, Woods Hole, Mass. 



A DICTIONARY FOR 

 EVERY LIBRARY 



GOULD'S 



MEDICAL 



DICTIONARY 



(THE PRACTITIONER'S) 



Flexible Cloth, Marbled Edges, fi^O 7c 

 Round Corners <>4.lO 



(With Thumb Index $3.25) 



71,000 Words 



Pronounced— Defined— Derivation 



Includes many of the words of allied 

 sciences 



P. BLAKISTON'S SON & CO. 



Publishers PHILADELPHIA 



THE YANA INDIANS 



By T.T. Waterman $.75 



YAHI ARCHERY 



By Saxton T. Pope .' 75 



Changes in the Chemical Composition of Grapes During 

 Ripening, by F. T. Bioletti, W. V. Cruess, and H. 

 Davi 25 



A New Method of Extracting the Soil Solution {A Pre- 

 liminary Communication) by Chas. B. Lipman .05 



Clans and Moieties in .Southern California, by Edward 



Winslow Gifford 75 



Abscission of Flowers and Fruits in Solanaceae, with 



special reference to Nicotiana, by John N. Kendall 85 



The Franciscan Sandstone, by E. F. Davis 60 



The University of California issues publications in the follow- 

 ing series among others : Agricultural Sciences, American 

 Archaeology and Ethnology, Botany, Economics, Entomology, 

 Geography, Geology, iMathematics, Pathology, Physiology, 

 Psychology, Zoology, Memoirs of the University of California, 

 Bulletins and Publications of the Lick.Obaervatory. 



Complete lists of titles and prices will be sent on request. 



UNIVERSITY OF CALIFORNIA PRESS 



Berkeley, California 280 Maditon Ave., New Yotk 



Cooking Class at the 

 South Dakota State College 



are using gas made by 



The "Detroit" 

 Combination Gas Machine 



for supplying gas in Departments of 



Domestic Science 

 Chemistry and Physics 



(Over 30,000 in daily n») 



Laboratory work can be done better, 

 quicker and cheaper by using this gas. 

 Ask for descriptive catalog and names 

 of users in your vicinity. 



Detroit Heating & Lighting Co. 



612 Wight St. Detroit, Mich. 



Ett. 1868 



