For Nature=Study Work 



The teacher who would have at command a good fund of interesting 

 facts about plants should have a full set of The American Botanist. This 

 magazine is devoted principally to publishing quaint, curious and remarkable 

 items about plants and plant processes. Sample free. Subscriptions, $1.00 

 a year. A set of the nine half-yearly volumes sent for $4.00. Order to day. 

 Address 



WILLARD N. CLUTE & CO., Binghamton, N. Y. 



SIMPLE APPARATUS 



FOR 



Teachers of Botany and Nature-Otudy 



The above cut shows the AUXANOMETER (plant growth recorder), designed by Pro- 

 fessor Francis E. Lloyd. Price $2.00. Stand and plant-lever, 75 cents extra. See a full 

 description in Plant World (Published at Tfachers College, New York). 



We also make the H M S A C AUXANOMETER Price $2.50. PLANT PRESSES, 

 3;, to 75 cents. SPECIMEN CASES (transparent and cork bottoms), 45 to 75 cents. Ad- 

 justable insect spreading boards. OTHER SIMPLE APPARATUS in stock and to order. 



SEND FOR CIRCULARS. MENTION N. S. R. 



THE -HOME-MADE 'SCIENTIFIC APPARATUS CO., 



IRWIN. O, 



