. The copper-bearing rocks of lake Superior / by Roland Duer Irving. Geology; Geology; Copper ores; Copper ores. "/^ '^-^ <iiX. ^ : N ) (// .i-^»Ma^^ «f^')' y<? v^ w \ ^o^ v^ y^^ J â ^ ^-^^ p ' ... , least 5 are ^: 'â¢â â¢:; m^ joli'litio^t ers 0 iS-X ki- -C'uiii'i ^doDQ'^sec tion; iji';iU] of Ihe twxLxLuioIBiiliii y â â -. I--.â^. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Irving, Roland Duer, 184
. The copper-bearing rocks of lake Superior / by Roland Duer Irving. Geology; Geology; Copper ores; Copper ores. "/^ '^-^ <iiX. ^ : N ) (// .i-^»Ma^^ «f^')' y<? v^ w \ ^o^ v^ y^^ J â ^ ^-^^ p ' ... , least 5 are ^: 'â¢â â¢:; m^ joli'litio^t ers 0 iS-X ki- -C'uiii'i ^doDQ'^sec tion; iji';iU] of Ihe twxLxLuioIBiiliii y â â -. I--.â^. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Irving, Roland Duer, 1847-1888. Washington, Govt. Print. Off.
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License: Licensed
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectgeology, bookyear1883
