Description of the Country and Vegetation at Port Churchill, Man., in Arctic CanadaFrits Johansen · First published 1933Open the Tome
The crustacean life of some arctic lagoons, lakes and ponds ...Frits Johansen · First published 1922Open the Tome
... Observations on seals (Pinnipedia) and whales (Cetaceae) made on the "Danmark-expedition" 1906-1908Frits Johansen · First published 1910AdventureOpen the Tome
