PACKING AND SHIPPING 315 ing tropical sun. As they follow their path to the interior, on train and by beast of bur den, they pass through torrid heat and tropical rains, across wind swept plateaus, through sand and snow storms, sleet and hail, above the clouds in high altitudes, and down into green valleys, across swollen streams, and on again up the sides of steep canyons, and through gloomy woods. Each night they are un strapped from the animals’ backs, and roughly thrown on the ground along the trail or in the filthy barnyard of some mountain hospice. Before the stars have stopped their twinkling in the early dawn they are again piled upon the backs of the unwilling, resisting beasts and the dreary, wearying, monotonous march re sumed. Custom has decreed the exact weight each burro, llama or mule will carry and let me add that these animals know to a nicety their load, and are life members of a union that prohibits its initiates from carrying more than is ex pected of them. Attempts to overload bring forth growls, groans and moans, and if these