THE MICROSCOPIC EXAMINATION OF SILK FIBRES. 59 



Table I. — Measurements 0/ the fineness of raw silk. 



11. 



Catalogue cumber of 8am 



pics. 



Act iiiil measurements in 

 ccntimillimeters. 



3. 00 



•J. 50 

 8. 50 

 :; 75 

 2.875 

 3.75 

 3. 75 

 3. 87.'. 

 3. 50 



2. 625 



3. 00 

 :;. 50 

 2.50 

 3.50 

 2.375 

 3. 75 

 2. 75 

 3.00 

 2.50 

 3. 125 

 3.25 

 2. 50 

 3. 125 

 2. 625 

 3.375 

 2.875 

 3.50 

 2.375 

 3.50 



2. 7.-. 

 2.75 



3. 25 

 2.625 

 3.00 

 2.625 

 .; 125 

 2. 75 



2. 875 



3.00 



2.00 



3.375 



3.25 



3.50 



2.50 



2. 75 

 3.00 



3. 25 

 3. 00 

 2.25 



III. 



2. 625 



:;. 25 



3. 50 



2. 825 



4. (vi:> 



2. 75 



2. 50 



2. -75 



2. 625 



2. 75 



2. 50 



3. 50 



2. 875 





3. 875 



:;. 25 



3. 25 



2. 75 



2. 75 





2.75 



2. 5o 



2.625 



3. 00 



3.00 



:j. 00 



3. 00 



3. 00 



3.25 





3. 00 



2.625 



2.25 



2. 50 



2.625 



2. 375 



2. 875 



2. 625 



2.25 



- " 



2. 75 



2. 00 



3.00 



2. 75 



2. 75 



2. 75 



2. 625 



2. 50 



2. 875 



3.00 



3.00 



2. 1 25 



2.50 



2. 375 



2.75 



3.00 



2. 50 



2.75 



2.75 



2. 625 



2.50 



2.875 



3.00 



2. J 25 



2.875 



3.00 



3.00 



2. 75 



2.875 



2. 50 



2.75 



2.50 



2. 625 



2. 50 



2.75 



3.00 



2. 375 





3. ] 25 



2. 75 



3. 25 



3.25 



2. 25 



2.875 



3. 375 



3. 25 



2. 625 



2. 75 



3. 25 



3.00 



2. 75 



2. 50 



2.75 



3.00 



3. 25 



2 50 



3.25 



2. 50 



3.00 



2. 75 



Average 



3.015 



!4S 



= - 

 o 



a 



Itt'cnpihilation : 



Highest 3.875 



Lowest 2. 00 



A rerage 3. 015 



Numher of measurements 

 above average 



Number of measurements 

 below average ' 



1.5255 

 0. 7874 

 1. 1870 



21 





52 



ess 



99 = 



r. — ■ 



= P 



4. 625 1. 8208 

 2. 25 0. 0858 

 2.878 1.1330 



5 ■- 



~ 'Z 



= 



- 00 



rrn 

 1A1 



5 = 



— s 

 - 



r. = 

 = 



3.50 1.3779 



2.125 0:8806 ji'j- 



1.0818 b+« 



19 



30 



: " . 



20 







Yellow Japanese 

 •range. 



Os- 



Riley's yellow Japa- 

 nese : Osage orange . 

 11 years. 



