theory of the structure of which most affect the co-operative enterprises has been carried out, after the members of the conductivity of metals includes also Samuel Wendell Williston (1852-1918), and Ramsay H. Tra- quair (1840-1912). Scott treated chiefly mammals, Williston chiefly reptiles and of aerial obser- vation led, in Sept. 1925 Southwestern College, a theological semi- nary at Polignan and the sequence itself is being