242 
9, Sterilized nutrient agar for the study of bacteria and molds. 
This agar will be furnished in bottles; or, if teachers will 
send in their own Petri dishes, clean and dry, two weeks 
in advance, these will be filled ready for use. 
For the following material, address, by mail or telephone (Pros- 
pect 9-6173), Miss Margaret M. Dorward. 
10. Corn or sorghum stems, dried. 
11. Twigs of maple, basswood, ailanthus, and others. 
12. Simple and compound leaves. 
13. Various seeds and fruits to illustrate methods of dispersal. 
14. Geranium, Coleus, Trac varicgated green and 
white, loaned for photosynthesis experiment. 
15. Cacti, Pitcher plant (Sarracenia), Selaginella, sensitive plant 
(Mimosa pudica), Venus Flytrap (Dionaea muscipula). 
and others—loaned for demonstration 
16. Mounted specimens of leaves of trees mentioned inthe 
Syllabus of Nature Study. 
17. In spring, for school gardens, the surplus supply of see 
lings from Botanic Garden classes. 
Grade 
escantia 
a 
fata 
! 
G. Demonstration Experiments.—Tcachers may arrange to 
have various physiological experiments or demonstrations con- 
ducted at the Garden for the benefit of their classes. Communica- 
tions in regard to these matters should be addressed to the Curator 
of Public Instruction. 
Loan Sets of Lantern Slides.—Sets of lantern slides have 
been prepared for loan to the schools. Each set is accompanied 
by a short lecture text of explanatory nature. In all cases these 
sets must be called for by a school messenger and returned 
promptly in good condition, Address, by mail or telephone, Mr. 
Frank Stoll. The subjects now available are as follows. Other 
sets are in preparation. 
1. Plant Life 4. Fall Wild Flowers 
ae Sane Wild Flowers 5. Forestry (2 sets) 
rae 
ommon Trees 6. Conservation of Native Plants 
