United States Department of the Interior, Douglas McKay, Secretary- 

 Fish and Wildlife Service., John L» Farley, Director 



LENGTH COMPOSITION OF CALIFORNIA COMMERCIAL CATCH 

 OF PILCHARD , 1919 TO 1951 



By 



Margaret M» Calderwood 



Special Scientific Report? Fisheries No. 10? 



Washington, Do C< 

 September 1 9 £3 



