NASIONALE 
TEL ADRES ' ZOO, 
POSBUS 754 
 
 
DIERETUIN VAN SUID-AFRIKA 
                             TEL ADDRESS 'ZOO' 
                                 P.O. BOX  754 
       PRETORIA 
 
 
TELEFOON 770 
 
 
TELEPHONE 770 
 
 
NATIONAL ZOOLOGICAL GARDENS OF S. AFRICA 
            REF NO ....... 8 .3 ........................... 14t.h.Apri.,
 1937. 
 
 
       Aldo Leopold Esq., 
       College of Agriculture, 
       Madison, Vioisconsif 
 
 
 
 
       Sirfv 
 
                     In a publica     of the 4merican Orni- 
       thologists' Union entitled "Fi  Years' Progress3 of 
       " ericaan Ornithology", there i a reference to the 
       folowving pamphlet (book?) writte by yo~x:- 
 
 
            Conservini ou 
 
              This appea 
tion from your book an Gax 
same year, and if this sui 
grateful to learn where th 
 
 
lica- 
in tie 
I be 
org ur 
 
 
              I have pleasiure i  c       a cutting 
dealing with the Rietvlei sanctu      n    Pretoria* 
 
 
Yours trly 
 
 
 
R. B CGA T R. 
D IR E CTO0R, 
 
 
AAI 
 
 
0. 
 
 
w.nu IiIie may be u taine e 
 
 
alal_4 
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