- E-bookThrough Central Borneo; an Account of Two Years' Travel in the Land of Head-Hunters Between the Years 1913 and 1917Carl Lumholtz
- E-bookAmong CannibalsCarl Lumholtz
- E-bookUnknown Mexico, Volume 1 (of 2) A Record of Five Years' Exploration Among the Tribes of the Western Sierra Madre; In the Tierra Caliente of Tepic and Jalisco; and Among the Tarascos of MichoacanCarl Lumholtz
- E-bookAmong CannibalsCarl Lumholtz