MUSKRAT 



PRODUCTION AND MANAGEMENT 



BY 

 HERBERT L. DOZIER 



CIRCULAR 18 



United States Department of the Interior, Oscar L. Chapman, Secretary 

 Fish and Wildlife Service, Albert M. Day, Director 



UNITED STATES. GOVERNMENT PRINTING OFFICE : 1953 



For sale by the Superintendent of Documents, U. S. GoTernment Printing Office 

 Washington 25, D. C. - Price 20 cents 



