40 
Moses, Executive Officer, and Mr. Harry Sweeny, Jr., Park Di- 
rector-in-Charge. 
Department of Parks —In April the arboriculturist, the district 
foreman, and two gardeners of the Prospect Park Personnel ac- 
cepted our invitation to join one of our regular classes in its field 
trip to Prospect Park for the study of trees and shrubs. 
On August 31 we supplied 100 cuttings of Prinsepia sinensis 
and 100 of P. uniflora to the Department of Parks. 
Long Island Horticultural Society —On January 17 this society 
held one of its regular meetings at the Garden. A talk on House 
Plants, illustrated by living plants, was given by Mr. Free. Tea 
was served by the ladies of the Garden personnel. After the 
lecture there was a tour of t 
tories. 
— 
ve Laboratory Building and Conserva- 
International Flower Show —TVhe thirteenth consecutive exhibit 
of the Garden was installed at the Flower Show in Grand Central 
Palace, March 13-18. The exhibit consisted of a collection of 
house plants, selected because they have been proved able to with- 
stand, better than other plants, dry air and other unfavorable 
pat 
— 
conditions of city apartments. The exhibit received a “ Special 
Award.” 
The Garden Club of America, through its Library Committee, 
gave an exhibit from January 9 to February 14 of books, scrolls, 
paintings, and photographs relating to * 
“ Chinese Gardens and their 
Influence.” The exhibits included a collection of “ cut plant mate- 
rial of Chinese origin,” supplied by the Brooklyn Botanic Garden. 
The City Gardens Club, on January 10, held a special conference 
on “* Smoke Abatement ” in cities, Dr. Graves attended the meeting 
aeary 
as a representative from the Botanic Garden, taking part in the 
discussion and answering questions concerning the effect of air 
pollution on trees and other vegetation in the city. 
Columbia University —As for several years past, classes in plant 
materials and horticulture of the School of Architecture made 
several visits to the Botanic Gar« 
— 
en for the purpose of studying 
plant materials and types of gardens. The instructor is Mr. 
Howard R. Sebold. 
Long Island University—The scholarship in Botanic Garden 
classes, awarded annually, for superior work in biology to a stu- 
