1896.] 



ENTOMOLOGICAL NEWS. 



199 



Carlsbader Pins, bright ; procured from another dealer. 



Sizes larger that number 5 are similar to those of the "39 mm. length." 



Nos. 



00 

 o 

 I 



2 

 3 

 4 

 5 

 6 



7 



Nos. 



GO 

 O 

 I 

 2 

 3 



4 



5 

 6 



7 

 8 



Klaeger Pins, bright ; " 39 mm. length." 



Diam. Increase in diam. over 



in. preceding number. 



.013 in. 



.0135 .0005 



.0145 .001 



.017 .0025 



.02 - .003 



•0235 .0035 



.0255 .002 



.03 .0045 



.0305 .0005 



•034 -0035 



Klaeger Pins, japanned ; " 35 mm. length." 



Length 

 mm. 



Diam. 

 in. 



.013 

 .013 

 .015 

 .0165 

 .0195 

 .0245 

 .0265 

 .0285 

 .0285 

 •0315 



Increase in diam. over 

 preceding number. 



in. 



.002 

 .0015 

 .003 

 .005 

 .002 

 .002 

 .000 



.003 



38 



39 



40 



Length 

 mm. 



34 



35 



34 



i< 



35 

 42 



