~ 901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 
WTs. 
15 
10 
Mean MonTsiy Catcu oF CoDLING In Cwrs. per 100 Hours’ TRawLine in ArgA XXIII.1901-1911 (Smooraep Curve) 
Fig. 10 
ais 1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 
. — 
10 - 
We 2166 500 {1/13 MEFAE 
Mean Monrtsty Carcu or Copuinc in Cwrs, per 100 Hours’ TrawLinc IN Arka XXX. 1901-1911 (SMooTraED CoRVE) 
