The Reichswehr and the German Republic, 1919-1926Harold Jackson Gordon · First published 1957Open the Tome
Check-list of the terrestrial and fresh-water Isopoda of OceaniaHarold Gordon Jackson · First published 1941Open the Tome
Terrestial Isopods of southeastern PolynesiaHarold Gordon Jackson · First published 1938Open the Tome
Terrestrial Isopods of southeastern PolynesiaHarold Gordon Jackson · First published 1938Open the Tome
A revision of the isopod genus Ligia (Fabricius)Harold Gordon Jackson · First published 1922Open the Tome
