| http://www.w3.org/ns/prov#value | - U.S.G.S. Earth Science Information Center, Open-File Reports Section [distributor], Open-File Report 95-144, iv, 36 p. ;28 cm., Blackwood, Dann B.; Rendings, Richard R.; Butler, Janet, 1994, Freshwater Mussel Studies in the Ohio River Islands National Wildlife Refuge: Geological Survey (U.S.) Open-File Report 94-644, Video: 23 minutes, on DVD-ROM, Bliss, James D., 1994, Grade, tonnage, and other m
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