00341nam a2200121Ia 450000500170000000800410001702000220005803500090008010000180008924500660010726000210017365000250019420251022063858.0251022s9999||||xx |||||||||||||| ||und||  a978 1 4391 1023 2  a2120  aJonnie Hughes 0aOn the Origin of Tepees: the evolution of ideas and ourselves  bFree PresscYear  aC-10:Popular Science