erected as place of refuge from inundations, [272];
symbol of Central power, and quadruple organization, [274];
same as expressed by swastika, [274];
of Cholula, marks the site of great and ancient Tollan, [275];
as symbol of Centre in Cosmos, [277];
meaning of symbol, [282], [283];
in Chinese symbolism and social organization, [287], [288], [333];
in Japan, [310];
in Hindu religion, [317];
in Babylonia, [328];