Water Resources Data for Colorado, Water Year 1987. Volume 2. Colorado River Basin
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Water Data Report↗
Geology topics
R.G. Kretschman
Publications and source records attributed to R.G. Kretschman.
Water Resources Data for Colorado, Water Year 1986. Volume 2. Colorado River Basin
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Water Data Report↗
Water Resources Data for Colorado, Water Year 1984 Volume 2. Colorado River Basin Above Dolores River
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Water Data Report↗
Water Resources Data for Colorado, Water Year 1982, Volume 2. Colorado River Basin above Dolores River
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Water Data Report↗