Efficacy of Hummel (Modified Schlumberger) Arrays of Vertical Electrical Sounding in Groundwater Exploration: Case Study of Parts of Ibadan Metropolis, Southwestern Nigeria
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Blackwell Auctions Auction Catalog - Rarest Hummels: The Donald Deeks Collection Online Auctions | Proxibid
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Hummel Figurine "Chick Girl" #57/0 TM 2, Book Value - Oct 31, 2009 | Professional Appraisers & Liquidators LLC in FL
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