BULLETIN 845, U. S. DEPARTMENT OF AGRICULTURE. 



CLASS 5-10,000 M. FT. AND OVER 



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785 MILLS -(3.4-8 P.C. 



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18,970,552 M.FT.— (59.49 PC 

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SS 4 5, 



505 MILLS- (2.24 P.C.) 



3,567,104 M.FT. -(11.19 PC.) 



LASS 3 1,000 TO 4,999 M. FT. 



2,194 MILLS -(9.73 P.C.) 



4,270,755 M.FT. -(13.39 P.C.) 



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3,183 MILL 1 " -(14.12 P.C.) 

 2,138,005 M.FT. -(6.70 PC. 



CLASS I 50 TO 4 99 M. FT 



i 5,8 79' m1 lls -T76.43 y p.c.)i 



-2,944,078 M. FT. - (9.23 PC.) 



Fig. 1.— Relation of mill classes to production in 1918. 



