NATURAL HISTORY MUSEUM, NAIROBI 155 
gambiense in a Tragela'phus Syekei on Damba, and though, in 
present circumstances, it was impossible for him to clinch the 
proof by injecting it into a human subject, the proof has now, 
he tells me, been established by the fly boys working on Damba 
contracting the disease. The question is discussed at length 
by Duke in a paper, Proc. Boy. Soc. B. 85. 
The situtunga was examined in September 1911. It is a 
pity in an important subject like this for any issues to be 
obscured to the public by the omission of any of the cons to 
his argument. 
Yours truly, 
Dr. Y. G. L. van Someren. 
LIST OF DONORS TO 
THE NATURAL HISTORY MUSEUM, NAIROBI. 
Capt. Attenborough, one Gargany Teal. 
F. M. Craigh, one large Stick Insect. 
J. Cushney, jun., six Mole Rat Skins, one Cat Skin, and 
collection of fifty Birds from Lumbwa, including many 
interesting forms. 
B. Fairfax Francklin, one Black Sparrow Hawk, one 
European Kestrel. 
A. E. Fischer, many most interesting Mineral specimens from 
British and German East Africa, all named, one Stone 
Mortar or Bowl from Lumi, two Lesser Kestrels. 
Dr. Milne, one Civet Cat Skin. 
Russel Roberts, one Snake. 
Fritz Schindler, one Lien Skull. 
Dr. van Someren, one Young Gennet Cat. 
A. M. Champion, one Elephant Shrew. 
J. Creighton, one African Short-Backed Frog. 
H. Tarlton, one Open Bill Stork. 
J. H. Twigg, one Oryx, one Buffalo, Lesser Kudu, Granti, 
Palla, Topi, Waller’s Gazelle, Water Buck, Bush Pig, 
Grant Hog. A fine collection of good heads with masks. 
