il 
V. By the distribution to schools of study material for classes 
in botany, biology, and nature study. 
VI. By public lectures and educational motion pictures at the 
Botanic Garden. 
VII. By maintaining labelled collections of living plants, arranged 
systematically, ecologically, and otherwise on the grounds 
and in the Conservatories of the Garden. 
VIII. By the herbarium, containing specimens of preserved plants 
from all parts of the world. 
IX. By maintaining a reference library on plant life and related 
subjects, open free to the public daily (except Sundays 
and holidays ). 
X. 
By the following periodicals and publications issued by the 
Botanic Garden: 
1. American Journal of Botany (Monthly, except August 
and September ). 
2. Ecology (Quarterly). 
3. Genetics (Bimonthly ). 
4. Brooklyn Botanic Garden Recorp, including Annual 
Report and Guides. (Quarterly. ) 
. Leaflets (Weekly or biweekly in Spring and Fall). 
6. Contributions (Irregular). 
7. Memoirs (Irregular). 
8. Miscellaneous : 
Syllabi of lectures. 
Guide sheets for classes. 
Announcement cards and circulars. 
Bibliographies. 
Miscellaneous books and booklets. 
XI. By popular and technical articles in journals and the public 
ress, including regular ‘* News Releases” concerning 
Botanic Garden activities and events. 
— 
AIT. By the maintenance of a Bureau of Public Information on 
all phases of plant life. 
NII. By providing docents to accompany members and others 
y | g part} 
who wish to view the collections under guidance. 
AIV. By the installation of botanical and horticultural exhibits at 
the Garden, the International Flower Show, and. else- 
where. 
