Clakke — The Naples Fai xa. 



88 



Variations from this standard in any of the structural features specified is 

 indicated by curved lines, the upward curve signifying acceleration, the 

 downward curve, retardation; the degree of curvature also, expressing the 

 intensity of these qualifications. Broken lines represent imperfect knowledge 

 and parallel lines equality of development. 



CorvcK section U.m"bili coA x on Qtna'meTito.tvon. S eptatvoTv 



sororium 



Figure 63 



