144 LABORATORY MANUAL FOR ELEMENTARY ZOOLOGY 



15. Dealers in supplies. Living Amoebae can be purchased from A. A. 

 Schaeffer, University of Tennessee, Knoxville, Tennessee. Other Protozoa 

 (sometimes amoeba also), Hydra, Planaria, etc., are sold by Powers & 

 Powers, Station A, Lincoln, Nebraska. Various live materials, including live 

 frogs, preserved material, and prepared slides necessary for this course, are sold 

 by the General Biological Supply House, 1177 East Fifty-fifth Street, Chicago; 

 the Anglers Company, 1534 West Lake Street, Chicago; and the Marine Bio- 

 logical Laboratory, Supply Department, Woods Hole, Massachusetts. 



