46—300-10-94, 
Zoological Society of London, 
3, Hanover Square, 
London, W. 
It is requested that all Publications transmitted 
from this Society may be acknowledged by the return of 
Form of Receipt attached to this letter duly signed or stamped, 
in order that any mis-delivery may be brought 6 notice. 
Until such acknowledgment is received no further parcels 
will be sent. 
Publications sent in exchange to this Society should 
be addressed to the LIBRARIAN at this Office. It 1s hoped” 
that they may be sent direct by post, as much delay is ee 
by their transmission in other ways. 
By order of the Council, 
P. L. SCLATER, 
Secretary. 
[P. T. 0. 
