386 



NATURE-STUDY 



Wm. L. Hall, both of which may be secured free of charge 

 from the United States Department of AgricuUure at Wash- 

 ington. Bulletin i6o, " Rural School Grounds," is also help- 

 ful, and may be secured from the Cornell Agricultural experi- 

 ment Station, Ithaca, New York. These have important 

 suggestions for tree and flower planting, and also for pro- 



FlG. 164. Trees and Vines Improve a House. 



grammes. Send also to your State Superintendent of Schools 

 for circulars on Arbor Day. The state superintendents, 

 of Wisconsin, New York, Illinois, and others have issued 

 for years interesting and suggestive circulars for Arbor 

 Day programmes. 



In many schools the features of Bird Day are very appro- 

 priately combined with those of Arbor Day. 



