Over African jungles : the records from pen and camera of a glorious adventure over the big game country of Africa, 60.000 miles by aeroplane.

von Johnson, Martin
London : Harrap, 1935.
Umfang/Format: 249 S., Ill. ; 23 cm.

The plankton of the Beaufort and Chukchi Sea areas of the Arctic and its relation to the hydrography. - Montreal ; Quebec.

von Johnson, Martin W.
Veröffentlicht in Arctic Institute of North America : technical paper ; 1. 1956, s. 2-32 : 11 Ill. ; 15 Tab.
1956.