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8/20/2020 2:55 PM 1458296 Spencer1_1983.pdf
8/14/2019 1:35 PM 10856404 Spencer2_1985_LkHatchinehaOHWL1.pdf
8/13/2019 5:11 PM 1383833 Spencer3_1985_LkHatchinehaOHWL2.pdf
8/19/2020 5:24 PM 24107181 Spencer4_1985_Cores.pdf
10/9/2020 11:51 AM 26424573 Spencer5_1985-94.pdf
10/9/2020 11:51 AM 10918399 Spencer6_1986-87.pdf
8/13/2019 5:13 PM 1070759 Spencer7_1992-93_CavesKarst.pdf