Table 5 

 Weight and Value of the Mussel Catch from the Illinois River, 1908-1970 



value of shells and pearls. 



Sources: 



1908 — Danglade, 1914. 



1913 — Coker, 1921. 



1922, 1931 — U.S. Bureau of Fisheries, Report of the Commissioner 

 of Fisheries, Administrative Report. 



1956, 1958 — Bureau of Commercial Fisheries, U.S. Fish and Wildlife 

 Service. 



1965-1968 — Lopinot, 1968. 



1968-1970 — National Marine Fisheries Service, U.S. Department of 

 Commerce. 



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