Wichita National Forest and Game Preserve, Oklahoma, Indian Meridian1923-01-01unknownhttp://rightsstatements.org/vocab/NKC/1.0/enghttp://congressarchives.org/record/CAC_CC_053_4_0000_1_121BTopographical Map by the U.S. Department of Agriculture, Forest Service: This map depicts military boundaries, rivers, elevation, and wildlife boundaries, with the Indian Meridian referred to as I.M. Dimensions: Not specified.