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<br />15. u.s. Department of Agriculture, Soil Conservation Service, Engineer-
<br />ing Division, Central Technical Unit, Technical Release No. 20,
<br />Computer Program for Project Formulation, Hydrology Ce0tral Technical
<br />Release 20, Hyattsville, Maryland, 1965
<br />
<br />16.
<br />
<br />National Enqineering Handbook, Section 4, Hydrology,
<br />
<br />January 1971
<br />
<br />17. U.S. Department of the Interior, Geological Survey, 7.S-Minute
<br />Series Topographic Maps, Scale 1:24,000, Contour Interval 20 feet:
<br />Fort Collins, Colorado (1960), Photorevised (1969)
<br />
<br />18. U.S. Department of Commerce, National Oceanic and Atmo~pheric Admin-
<br />istration, NOAA Atlas 2, Precipitation-Frequency Atlas of the Western
<br />United States, Volume III - Colorado, 1973
<br />
<br />19. Kucera & Associates, Photogrammetric Consultants, Topographic Maps
<br />of Big Thompson River and Tributaries, Scale 1:2400, Contour Interval
<br />2 feet, September 1976
<br />
<br />20. ------------, Big Thompson River Topographic Mapping, Scale 1:2400,
<br />Contour Interval 2 feet, Flown August 1976 and prepared for Larimer
<br />county, Colorado
<br />
<br />21. M & I Consulting Engineers, Estes Park Aerial Topographic Mapping,
<br />Scale 1:2400, Contour Interval 2 feet, December 1971
<br />
<br />22. U.S. Department of the Army, Corps of Engineers, Hydrologic Engineer-
<br />ing Center, HEC-2 Water-Surface Profiles, Generalized Computer
<br />Program, Davis, California, October 1973
<br />
<br />23. Hogan/Olhausen, Inc., Topographic Maps of Buckhorn Creek and Redstone
<br />Creek, Scale 1:2400, Contour Interval 2 feet, October 1977
<br />
<br />24. M & I Consulting Engineers, Topoqraphic Maps of Box Elder Creek at
<br />wellington, Colorado, Scale 1:2400, Contour Interval 2 Feet, September
<br />1977
<br />
<br />25. URS, Inc., Topographic Maps of Cache La Poudre River at Fort Collins,
<br />Colorado, Scale 1:6000, Contour Interval 4 feet, 1971
<br />
<br />26. M & I Consulting Engineers, Topographic Maps of Dry Creek at Fort
<br />Collins, Colorado: Scale 1:2400, Contour Interval 2 feet, May 1977
<br />
<br />27. ------------, Topographic Maps of Fish Creek and Fall ,River at Estes
<br />Park, Colorado, Scale 1:1200, Contour Interval 2 feet, December 1971
<br />
<br />28. U.S. Department of the Army, Corps of Engineers, Omaha District,
<br />Flood Plain Information Report, Little Thompson River ( Boulder and
<br />Larimer Counties, June 1977
<br />
<br />64
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