THE RIDGES AND THEIR USES 54
General character of the ridges 54
Systems on the palm--principal ones; small interpolated
systems 54-55
Cheiromantic creases--their directions; do not strictly
correspond with those of ridges 56-57
Ridges on the soles of the feet 57
Pores 57
Development:--embryology; subsequent growth; disintegration
by age, by injuries 58-59
Evolution 60
Apparent use as regards pressure--theoretic; experiment
with compass points 60-61
Apparent use as regards rubbing--thrill thereby occasioned 62-63