which e has advanced through a long series of experiments, 
inventions, and adaptations to his present state; (5) to the 
problems of the esthetic arts ~ the embellishing and fine arts - 
w ich take so prominent a place in the history of civilization, 
for n where are these more readily and effectively studied as 
in. the primitive American ,ield; (6} to t^e problems of geography , 
which relate to the original habitat , .and migrations, and the 
c o mp 1 looted c ou roe o f d 1 © t r i bu t i on wh ich h a © re s u t e d in the 
present geographical position of the tribes and nations* 
Archeological research, which had an important place in 
the deliberations of the Section, serve, to carry backward 
into the past the story of the known peoples and to supplement 
this with the almost endless perspective of prehistory . These 
researches make clear the course of human progress from the 
first weak and halting step in the manual arts to the build- 
j.ng Oi temples, tn# invention of the c\|J|end&r, and the incep- 
tion of phonetic writing - the latter the stepping stone to the 
