REMARKS TO THE STUDENT 



XXXI 



tion. As a requirement it seems justified by the experience of teach- 

 ers, even when expected of students who have little aptitude for this 

 combination of mechanical and artistic work. Accuracy is all-impor- 



__ s=-l. DaifSMK Fin 



^Fexe Limb - ^Dl^itS 



-Sure/fn/tL CillS 

 flTTHCHeo TO 

 Operculum — Op 



^HiND Lii^e- S Dibits 



^f" /*w om ith StAfxn. 



— -TfiiL — KeFLBcreo ro 

 SHOW Fin 



SMLflMflNDER — 

 YOUNQ HMBLiSTOMfl 

 x5 



Fig. S. — Page from a student's laboratorj^ notebook, showing a line drawing 

 that is finished and labeled in appropriate fashion (c/. Fig. 7). 



tant in the scientist. Neatness is desirable because it is so often the 

 necessary accompaniment of accurate work. If you feel you "cannot 

 draw" you need not be discouraged, since the test of laboratory work 

 is understanding. A figure drawn by an unskilled draftsman may 



