, Color photograph, derived from a slide transparency, of Knob Hill on the Oregon Trail in Converse..., , This file is derived from a 1,000 dpi, high-resolution (24-bit color) uncompressed TIFF image, th...,
, Color photograph, derived from a slide transparency, of Knob Hill Marker on the Oregon Trail in C..., , This file is derived from a 720 dpi, high-resolution (24-bit color) uncompressed TIFF image, that...,
, Color photograph, derived from a slide transparency, of Knob Hill on the Oregon Trail in Converse..., , This file is derived from a 1,000 dpi, high-resolution (24-bit color) uncompressed TIFF image, th...,
