PRINTER: This illustration to face 
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Bull. 1145, U. S. Dapt. of Agriculture. 
Pl\te I. 
BI 6226 
Fig. I.-Mouth of Bear River, Utah. 
View across marshes and mud fiats near northern end of Great Salt Lake. 
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Fig. 2—Sick Ducks at Laboratory Pen. 
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Many of those recovered in a few days and were released, each hearing a numbered band on 
one leg. (Photograph taken near mouth of Bear River.) 
