. Geology and water resources of a portion of Southeastern South Dakota . MILLTOWN. £c. 35SW.,T. 100 N.,R. 59 ,200 A. T. Blue till. Chalk. S3 Hlueelay. Sand and grave • 8 l,iMioA. T. 20 20 Sec. 10 SE., T. 100 N.,R. 59 ,310 A. 55! AJ r» 36 Sec. 27 SE., T. 100 56 W.,470 A. T. 1,200 A. r Sec. 34 SW., T. 1( VV. 1,3S0 till. 8 1 5310 6 Yellow , [, gravel,andChalk. 1,200 A. T. Shale with py-rites. 227. Chalk. Shale. Sand and gravel Shale with pyrites. Sec. 17NW., T. 53 W. 1,360 A.
. Geology and water resources of a portion of Southeastern South Dakota . MILLTOWN. £c. 35SW.,T. 100 N.,R. 59 ,200 A. T. Blue till. Chalk. S3 Hlueelay. Sand and grave • 8 l,iMioA. T. 20 20 Sec. 10 SE., T. 100 N.,R. 59 ,310 A. 55! AJ r» 36 Sec. 27 SE., T. 100 56 W.,470 A. T. 1,200 A. r Sec. 34 SW., T. 1( VV. 1,3S0 till. 8 1 5310 6 Yellow , [, gravel,andChalk. 1,200 A. T. Shale with py-rites. 227. Chalk. Shale. Sand and gravel Shale with pyrites. Sec. 17NW., T. 53 W. 1,360 A. till andsand and 1,200 A. quartzite. Sec. 31 SE., T. 99 57 W. Sec. 15 NE.,T. 99 N.,R. 53 W. 1,800 Red quartzite. 100 Sec. 19 NE., T. 98 57 W. mm 1,200 A. T. Yellow till. 43. Sand and grave 58. 1^52. Sand and
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