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26 Glen Canyon unit, Lake Powell topography: sheet 557-414-3271960Image/StillImage
27 Glen Canyon unit, Lake Powell topography: sheet 557-414-3221960Image/StillImage
28 Glen Canyon unit, Lake Powell topography: sheet 557-414-3511960Image/StillImage
29 Glen Canyon unit, Lake Powell topography: sheet 557-414-3421960Image/StillImage
30 Glen Canyon unit, Lake Powell topography: sheet 557-414-3131960Image/StillImage
31 Glen Canyon unit, Lake Powell topography: sheet 557-414-3211960Image/StillImage
32 Glen Canyon unit, Lake Powell topography: sheet 557-414-3491960Image/StillImage
33 Glen Canyon unit, Lake Powell topography: sheet 557-414-3401960Image/StillImage
34 Glen Canyon unit, Lake Powell topography: sheet 557-414-3481960Image/StillImage
35 Glen Canyon unit, Lake Powell topography: sheet 557-414-3381960Image/StillImage
36 Glen Canyon unit, Lake Powell topography: sheet 557-414-3251960Image/StillImage
37 Glen Canyon unit, Lake Powell topography: sheet 557-414-3151960Image/StillImage
38 Glen Canyon unit, Lake Powell topography: sheet 557-414-3161960Image/StillImage
39 Glen Canyon unit, Lake Powell topography: sheet 557-414-3291960Image/StillImage
40 Glen Canyon unit, Lake Powell topography: sheet 557-414-3471960Image/StillImage
41 Glen Canyon unit, Lake Powell topography: sheet 557-414-3441960Image/StillImage
42 Glen Canyon unit, Lake Powell topography: sheet 557-414-3241960Image/StillImage
43 Glen Canyon unit, Lake Powell topography: sheet 557-414-3121960Image/StillImage
44 Glen Canyon unit, Lake Powell topography: sheet 557-414-3111960Image/StillImage
45 Glen Canyon unit, Lake Powell topography: sheet 557-414-1761960Image/StillImage
46 Glen Canyon unit, Lake Powell topography: sheet 557-414-2971960Image/StillImage
47 Glen Canyon unit, Lake Powell topography: sheet 557-414-2271960Image/StillImage
48 Glen Canyon unit, Lake Powell topography: sheet 557-414-991960Image/StillImage
49 Glen Canyon unit, Lake Powell topography: sheet 557-414-1971960Image/StillImage
50 Glen Canyon unit, Lake Powell topography: sheet 557-414-851960Image/StillImage
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