Maps. Zion National Monument. Northern part of Zion National Monument, Utah, topography by R. T. Evans, S. M. Borrell, J. J. Hayes, K. A. Bunker, P. J. Frampton, and G. B. Woolley, surveyed in 1938. Scale 1 m.=2 in., contour interval 50 ft. n. p.

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