632 LETTER OF TRANSMISSAL. 
Agassiz’s Contributions to Natural History, Dumeril and Bibron’s Erpetologie, the Cata- 
logues of the British Museum, DeKay’s Reptiles of New York, Prof. Cope’s Check List, 
and Mitchell’s Researches upon Crotalus Poisoning. With this acknowledgement of 
obligation and with gratitude for all favors received. 
I am, sir, very respectfully yours, 
W.H. SMITH. 
St. Cuarr, Micw., April, 13, 1881. 
