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Scientific American, Vol. 100, No. 21 (May 1909) (1909)

leaf 3

An illustration from Scientific American, Vol. 100, No. 21 (May 1909), 1909, leaf 3
r beyond he gave his sister's name, calling but by reason of the systematic, skillful work done it Gerta's Grotto. These localities and some other dis- altogether on his owi bearings and distances for direc- by Max E. Kaemper and Edward Bishop. To appre- coveries are indicated ob my new guide map… … "The Chimes" in Mammoth Cave. In «Tiolet Citj.'» The Marble Templet Photographs copyright 1908 by E. C. Gantcr. FEW DI8C07EBD38 IH THE MAMMOTH CAYS.

Patents · Munn · Peat · Cave · Machine · Producer gas · Scientific American · Mail bag · Guide map · Mammoth cave · Tbe address · Lock canal · Main cave · Wireless telegraph · Hot water

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