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III. Spring Course.—Seven Saturday mornings, 9-11:15, 
February 26 to April 8. Nature study and preparation for the 
outdoor garden, including studies of seed germination, seed sow- 
ing in the greenhouse, and the making of garden plans. Enroll- 
ment limited to 200. Fee, fifteen cents for the course. 
Outdoor Garden Course.—Begins April 22. The out- 
door garden is open throughout the summer season, and time is 
arranged to fit in with children’s vacation schedules. No child 
is assigned an outdoor garden who has not had the spring prepara- 
tory work. Group limited to 200 children. Fee, twenty-five or 
thirty-five cents, depending on the size of the garden. 
D. Courses for Special Groups 
D1. Medicinal Plants for Nurses-in-Training.—Hours to be 
arranged. A course given in both spring and fall, arranged in co- 
operation with various hospitals. Outdoor trips in the Botanic 
Garden and trips in the greenhouse to see officinal plants and tropi- 
cal food plants. Lectures on the care of flowers and plants in the 
sick room, and demonstrations of some of the major principles 
governing the life of plants. No fee. Dr. Graves. 
2-3. Trees and Shrubs: Spring and Fall Courses for Em- 
ployees of the Park Department.—To be arranged on request. 
Dr. Graves, Mr. Doney. 
D4. Gardening: for Employees of the Park Department.— 
Mr. Free. 

To be arranged on request. 
K. Investigation 
1. Graduate Work for University Credit 
By the terms of a cooperative agreement between New York 
University and the Brooklyn Botanic Garden, properly qualified 
graduate students may arrange to carry on independent iInvestiga- 
tions in botany at the Garden under the direction of members of 
the Garden Staff, who are also officers of instruction in the Grad- 
uate’ School of the University. The advantages of the library, 
laboratories, herbarium, and collections of living plants at the 
Garden are freely at the disposal of students registered at New 
