Cover Image

Ho?henlotungen mit wasserstoffballons in Ho?hlen/

Main Author: Kyrle, Georg
Format: Book
Language:German
Published: [s.l.]: [s.n.], 1929- 1931
Subjects:
Speleology
Caves
Item Description:Reprint from : Spela?ologischen Jahrbuch , X. bis XII, Jahrgang, 1929/1931
Physical Description:p. [108] -110 : ill. ; 25 cm.

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