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Problems in Land and Mine Surveying
作者
Daniel Davies (M.I.M.E., of Aberdare.)
出版1921
ISBN
CHI:086617827
Problems in Land and Mine Surveying
作者
Daniel Davies (M.I.M.E., of Aberdare)
出版1939
ISBN
OCLC:36709584
Problems in Land and Mine Surveying
作者
Daniel Davies (M.I.M.E., of Aberdare.)
出版1921
ISBN
CHI:086617827