COLUMBIA UNIVERSITY LIBRARIES
This ЫК is due оп the date indicatM below, or Bt
expiration of а defnite period after Eie date of borrowinz,
ад provided by the rula of the Library or by spcial ar-
mngement with the Librarian in charge.
ПТЕ BonnowED
DATE DUE
DATE BORROWED
ПТЕ DUE