FORENSIC MICROSCOPY 139 
All these obvious peculiarities may be imitated by a 
skilful hand, and it is only more minute characteristics 
which serve for the certain identification of handwriting. 
Fic. 52—MINUTE CHARACTERISTICS OF HANDWRITING LINES. 
(After Frazer.) 
The latter are studied by two methods, the statistical 
and the microscopical. First, the measurements of the 
distance between certain letters in a given word, of the 
ratio of heights to breadths in certain letters, and of the 
angular slope of certain long strokes, when averaged, 
