I-cha-san-tan-ka (Big Razor), Yanktonai Dakota No Date. Image Item Information Portrait photograph of Big Razor sitting in profile. Caption Metadata Details Item Type Photograph Title I-cha-san-tan-ka (Big Razor), Yanktonai Dakota Short Title I-cha-san-tan-ka (Big Razor), Yanktonai Dakota Publication Date No Date Call Number Ayer Photographs box 55 AP 607