SCIENCE 



Niw Series 



Vol. XXXVIII. No. 972 



Friday, August 15, 1913 binqle copies, 15 c™. 



' ' Annual SuBSOBipnoN, $5.00 



Freas Electric Shaking Apparatus 



Especially designed for shading the soil and other samples at 

 constant temperature 



Equipped with six double adjustable clamps, easily removable, for holding 12 oz. 

 WM bottles. 



The rectangular oven, inside dimensions 30 x 14x 14 inches, is heated and regulated 

 in the same way as the Freas Electric Ovens and Incubators so widely and favor- 

 ably known. 



Write for further particulars 



EIMER & AMEND 



Headquarters for Chemical and Bacteriological Laboratory Supplies 



New York 



205-211 Third Avenue 



Pittsburgh, Pa. 



8035 Jenkins-Arcade BIdg. 



