SMITHSONIAN INSTITUTION 
UNITED STATES NATIONAL MUSEUM 
S. P. LANGLEY 
Secretary, Smithsonian Institution 
RICHARD RATHBUN 
Assistant Secretary, in charge of 
XT. S. National Museum 
WASHINGTON, D. c, September 
1905. 
Dr. P. ¥. True , 
Head Curator, Department of Biology, 
U. S. National Museum. 
Dear Doctor True: 
Acting upon your letter of the 22nd instant, I have 
issued instructions authorizing you to visit such points in 
Virginia, Maryland and H*ew Jersey as you desire, for the pur- 
pose of collecting fossil cetaceans, and ha-ve set aside |90.00. 
After the first of January, I sliall be glad if you will bring 
this matter up again, so that you may be authorized to visit 
Philadelphia and Hew York for the purpose of examining and 
comparing the collection of types and other important material 
in the Academy of Natural Sciences and the American Museum of 
Natural History?-. 
Very truly yours. 
Assistant Secretary 
in cliarge of National Iluseum. 
