Gobuguoy, Walpi girl, half-length portrait, facing front, hair tied in swirls on sides of head, metal bead and bell choker, printed cotton dress, cotton shawl around shoulders, circa 1900. (Photo by Buyenlarge/Getty Images)





Hopi snake priest, three-quarter length portrait, seated, facing front, circa 1900. (Photo by Buyenlarge/Getty Images)





Head-and-shoulders portrait of a Nez Perce man, facing front, circa 1904. (Photo by Buyenlarge/Getty Images)





Jack Red Cloud, son of Chief Red Cloud (1822-1909), the Sioux chief who led opposition to the Bozeman Trail through Indian lands stands with a full length head dress, 1904. (Photo by Gerhardt Sisters/Library of Congress/Corbis/VCG via Getty Images)





A photograph of a figure representing Haschogan, the Navajo house god, published in Volume I of The North American Indian (1907) by Edward S. Curtis. (Photo by Edward S. Curtis/Library of Congress/Corbis/VCG via Getty Images)





Cheyenne girl, half-length portrait, facing front, circa 1905. (Photo by Buyenlarge/Getty Images)





Bare-chested Navajo man wearing mask of Haschebaad, a benevolent female deity, circa 1905. (Photo by Buyenlarge/Getty Images)





Kaw-Claa, a Tlingit native woman in full potlatch dancing costume, 1906. (Photo by Case & Draper/Buyenlarge/Getty Images)





Two Whistles, Plate 111 by Edward Curtis, mid to late 1900s. (Photo by Field Museum Library/Getty Images)





A young boy wears the headdress of a Sioux warrior on January 01, 1907. (Photo by MPI/Getty Images)





Three elderly Indians posed, half-length, seated, two wrapped in blankets, one wearing bird headdress and bone necklace, 1907. (Photo by Case & Draper/Buyenlarge/Getty Images)





Medicine Crow, Crow Indian, Montana, head-and-shoulders portrait, facing right, hawk hide headdress, two earrings in right ear, disc ornaments, shell beads, beaded scalp shirt, circa 1908. (Photo by Buyenlarge/Getty Images)





A portrait of a Crow warrior published in Volume IV of The North American Indian (1909) by Edward S. Curtis. (Photo by Edward S. Curtis/Library of Congress/Corbis/VCG via Getty Images)