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for early vegetables; pruning; propagating; planting useful and 
ornamental trees and shrubs; dormant spraying; putting the garden 
to bed. No fee. Mr. Free. 
V4. House Plants.—/ive Wednesdays, 10:30 a.m., Novem- 
ouse plants for decoration and interest. 
—— 
ber 3 to December 1. | 
How to make them thrive. Raising new plants, which become the 
property of class members. Instruction in potting, making cut- 
tings, mixing soils, etc. On account of limited space in the green- 
houses, this class must be limited to 50 persons. Registration ac- 
cording to the order of application. Fee to non-members, $5 
(including laboratory fee); to members, $2 laboratory fee. 
Mr. Free, 
V13. Jellies, Jams, and Preserves.—One demonstration, 
Monday, September 27, 10:30 aan. to 12 m. Actual processes 
shown. No fee. Mrs. H. K. Svenson. 
WINTER 
V7. Relations of Plants to Mankind.—Siv Mondays, 10:30 
am., February 14 to March 20. A series of lectures on plants 
and plant uses of vital importance to human beings. No fee. 
February 14. Beverages around the World. Dr. Cheney. 
February 21. Poison Ivy and Other Skin-Irritating Plants. 
Miss Rusk. 
February 28. Wheat, Rice, and Corn. Dr. Reed. 
March 6. The Strange History of Quinine and Malaria. 
Dr. Svenson. 
March 13. Wood, the Modern Miracle Material. Dr. Graves. 
March 20. The History of Common Vegetables in the Vic- 
tory Garden. Miss Dorward. 
V22. Tropical Plants Important in the War Effort.—Svr 
Wednesdays, 3 pan. January 12 to february 16. Guided tours 
through the Conservatories of the Botanic Garden, with informal, 
non-technical talks on plants there which are important economi- 
cally or of especial interest at the present time. fee to non- 
gnembers, $1. 
