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Show 783 standard symbol on practically all geological survey topographic maps and is understood by persons using the maps. This symbol is also indicated on Sheet A, showing a road down Wahweep Creek. This road continue to the vertical line, warked DD, on Sheet A and, turning to Sheet B, we find the same vertical DD line, represented on this sheet, which it simply a junction line between the Sheet A and B, showing where they properly join together. [ The road is then shown on Sheet B, continuing down to where a dotted line joins it from the south, and denotes a trail to Lee's Ferry. The road then leaves Wahweep Creek at this point, and goes northeast to Warm Creek, joining Warm Creek about two miles above its junction with the Colorado River.] The witness then indicated on Sheet B the dotted black line representing a trail to Lee's Ferry. His attention was then directed to Page 10, Sheet J, of Exhibit 10, and he explained that the dotted line on the right- hand side of the river is a trail. He explained that in topography the distinction made between a road and trail is that a road is one that can be travelled with a vehicle, and a trail is passable for pack animals, and on horseback. R. 1869 - 1870. He explained that the topographer is supposed to show all roads, and if there are well- defined trails they are supposed to locate these trails also. His attention was then directed to Page 55, Sheet T, of Exhibit 10, and he explained that this represented a profile of the river, showing the height of the river, at the time |