ANTHROPOLOGY. 



527 



industrial history of humauity. Let us commence by following M. Ri- 

 biero, who in 18G6 found in the tertiary beds of tlie valley of Otta white 

 and colored quartzites, some showing that spalls had been knocked off, 

 others worked or foshioned. These are described at length and figured 

 by M. Cartailhac. 



The paleolithic periods of the quaternary shell-heaps, the caverns and 

 lake dwellings of the neolithic period, and the extraordinary structures 

 of the bronze and early iron age, bridge over the time between the man 

 of Otta and the historic period. 



BIOLOGY. 



Professor Virchow reports in Archiv fiir A^nthrop. (xvi, 275-475) the 

 result of the investigation by the Anthropological Society of Germany 

 on the color of the skin, the hair, and the eyes among school children. 

 In the second meeting of this society (1871) at Schwerin a plan was 

 adopted for collecting statistics of crania. The next year Dr. Ecker pro- 

 posed the study of the size of the body and the color of hair and eyes. 

 Finally, in 1873, Dr. Virchow proposed, at Weisbaden, the consideration 

 of the subject of blondes and brunettes, through the schools. The fol- 

 lowing scheme was sent out: 



The result of the entire investigation is as follows: 



