26 MUSSELS OF CENTKAL AND NOETHEEN MINNESOTA. 



easily find material to keep it running for several years. Phelps, in 

 Ottertail County, would make an equally good center for the Red 

 River. 



7. There are two of the recommendations which possess especial 

 importance: First, to preserve by artificial propagation the types of 

 shells shown in the muckets of Lake Pokegama and the pocketbooks 

 of Menahga; second, to improve the opportunity so favorably offered 

 at Lake Minnewaska and thoroughly try out by experiment the 

 introduction of valuable commercial species into lakes that are 

 specially suited to them. 



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