Report of the voyage / by C. F. Wandel. Hydrography / by Martin Knudsen.
Report of the voyage / by C. F. Wandel. Hydrography / by Martin Knudsen.
- Copenhagen : Bianco Luno, 1899.
- 161 p. : ill. ; 32 cm.
- The Danish ingolf-expedition ; 1.1 - 1.2 .