Birds of the ocean : a handbook for voyagers : containing descriptions of all the seabirds of the world, with notes on their habits and guides to their identification /

by Alexander, W. B. (Wilfrid Backhouse), 1885-1965
Published 1963

Natural enemies of prickly pear and their introduction into Australia /

by Alexander, W. B. (Wilfrid Backhouse), 1885-1965
Published 1925

Birds of the ocean : a handbook for voyagers containing descriptions of all the sea-birds of the world, with notes on their habits and guides to their identification /

by Alexander, W. B. (Wilfrid Backhouse), 1885-1965
Published 1928