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By the Librarian: 
April 21. The Brooklyn Botanic Garden Library. Members 
of Pratt Institute School of Library Science Class. At 
the Garden. 
By the Assistant Curator of Elementary Instruction: 
July 24. Continuity of bloom and color harmony in the garden. 
Garden Club of Westhampton Beach. 
September 30. Educational work at the Brooklyn Botanic Gar- 
den. Class in the Teaching of Elementary Science from 
New York University. At the Garden. 
October 11. House plants. Poughkeepsie Garden Club. 
November 20. Fall and winter operations in the garden. Bay 
Ridge Garden Club. 
November 27. Fall and winter operations in the garden. 
Flushing Garden Club. 
By the Resident Investigator (Ferns): 
February 11. Living Fern Collections. American Fern So- 
ciety meeting, Brooklyn Botanic Garden. 
July 24. Botanic Gardens. Glens Falls (New York) Garden 
lul 
ub. 
August 19. The Status of Plant Conservation. Conservation 
conference. Huddle Bay, Bolton, New York. 
By the Resident Investigator (Economic Plants): 
May 4. The Biological Basis of Democracy. Annual Oration 
before the “ Optimates Society,” the scholastic honor so- 
ciety at Long Island University, College of Arts and Sci- 
ences, 300 Pearl Street, Brooklyn. 
June 8. Modern Use of Common Medicinal and Culinary 
Herbs. The Brooklyn Nature Club at the Brooklyn Bo- 
tanic Garden. 
November 3. Lffects of Caffeine Plants upon Human Physiol- 
ogy. The American Institute of the City of New York, 
60 East 42nd Street, New York City. 
December 1. Botanical Research at the Marine Biological 
Laboratory and the Oceanographic Institution at Woods 
Hole, Mass. Anaphy (Honorary Biology Society), Long 
Island University. 
