WIND DEPOSITS 691 



330. Shower dust on the ice of the Mississippi, near bank, Rock Island, Illi- 



nois, January, 1895. 



331. Shower dust from snow in timber, Rock Island, Illinois, February, 1896. 



332. Shower dust on snow on top of bluff. Rock Island, Illinois, February, 



1896. 



333. Shower dust from snow near a ravine. Rock Island, Illinois, February, 



1896. 



334. Shower dust from snow close to a tree. Rock Island, Illinois, February, 



1896. 



335. Shower dust from snow on an open field, Rock Island, Illinois, February, 



1896. 



336. Shower dust, Chicago, Illinois, February, 1896. 



337. Shower dust, Maysville, New York, February, 1896. 



