• B. S. 24927 - A view of large 
island. Island Lake, Aitkin Co., 
Minnesota. 
August 29, 1922. 
B. S. 24928 - The area in the 
foreground has been pastured. 
Note how the rushes have been 
destroyed, while beyond the 
where cattle did not range the 
vegetation is normal. Horseshoe 
Lake, Aitkin Co. , Minnesota. 
August 29, 1922. 
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B. S. 24929 - Rush growth 
destroyed by grazing in foreground. 
Cattle did not range beyond fence 
where vegetation furnished normal 
cover. Horseshoe Lake, Aitkin Co., 
sota. August 29, 1922. 
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