THE DIRECTOR'S REPORT. 37 



TEWINKEL, Lois E., Oberlin College. 



TYSON, JOHN JOYNER, Ayden, North Carolina. 



WARREN, A. EMERSON, Student, and Assistant, Yale University. 



WENNER, WILLIAM FRANKLIN, Assistant Instructor, Yale University. 



WILLIAMS, ELIZABETH T., Smith College. 



ZEMAN, MIRA, New York University. 



3. TABULAR VIEW OF ATTENDANCE. 



1920 1921 1922 1923 1924 



INVESTIGATORS Total 136 172 182 176 194 



Independent: 



Zoology 69 79 87 90 77 



Physiology 22 26 28 23 33 



Botany 7 13 15 13 14 



Under Instruction: 



Zoology 29 34 34 41 47 



Physiology 7 n n 5 16 



Botany 2 9 7 4 7 



STUDENTS Total 120 120 126 146 134 



Zoology 56 53 59 59 50 



Protozoology 15 n 12 16 17 



Embryology 26 28 28 31 29 



Physiology 15 18 19 22 18 



Botany 8 10 8 18 20 



TOTAL ATTENDANCE 256 292 308 322 328 



INSTITUTIONS REPRESENTED Total. 86 95 104 107 no 



By investigators 55 67 71 62 69 



By students 57 53 68 73 68 



SCHOOLS AND ACADEMIES REPRESENTED 



By investigators I 



By students 7 4 



