CHAPTER IV.--Puebla--Divisions, productions,
factories--River--Streams--Puebla de los Angeles--Cathedral--Towns--Mines--Quarries--Mountains--Popocatepetl --Atlixco--Olivares--Ascent of the mountain--The crater--Elevation--Pyramid of Cholula--Visit to the pyramid--Correct dimensions--Territory of Tlascala--History--Position--Size--Productions--Towns, 220