Bui. 145, U. S. Dept. of Agriculture. 



Plate I. 



«, 











: ■ iW"!! 















JT 



j 



:.-. 





- 



"iV •■ 3' 





■ l-l 1 4—1 1 3 — 1 |i*+i 



13-1 



fx 



?! V 



3 



W-1 



13 



| 



10 



















jj] 







^^■■■■^BiMHB 14-1-2 





■ 





















•; 











1 ■ 











1 

















B 14-1-3 



13-2 



















H 14-2- 1 





t 







14-2 











3B|w-2-2 



3 1-2 14-2 1 3-2 |~" 



13-3 



t 

















1 1*4-3 





















1 111 



■ j 

















IS 112 l|6 1 



12-1 



1 5 



2 



6 



11-1 



12 



8 



7 





1 1 ! 





i 







11— z 













12-2 

























12-3 









11—3 











5-2 



2-2 



6-2 



8 



\ 















/ 



\ 





-B 



/ 





h 



V 









A. — Specimens cut thus before treatment. B.— Specimens cut thus after treatment. 



Method of Matching and Cutting Specimens. 



