FlG. io. Curves of attendance at elementary classes and lectures, during the first ten years of the work. 



The upper curve shows the total attendance at all classes and lectures, October, i, 1913-December 31, 1922. The 

 drop in 1918 was occasioned by circumstances incidental to the war. 



The lower curve shows the attendance of visiting classes, with teachers, from public and private schools of 

 Brooklyn from October r, 1913-December 31. 1022. The drop in 1018 was due to restriction in numbers necessi- 

 tated by War Garden demonstrations. 



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