In strange company : Harold Avery; annotated and adapted by P. van RossumIn strange company : Harold Avery; annotated and adapted by P. van RossumThe skipper / Edith E. Cuthell ; annotated and adapted by P. van RossumA waif / John Strange Winter; annotated and adapted by P. van RossumContinuous story readers / ed. by P. van RossumThe skipper / Edith E. Cuthell; annot. and adapted by P. van RossumA waif / John Strange Winter; annot. ed and adapt. by P. van RossumA waif / John Strange Winter; annot. ed and adapt. by P. van RossumHelp u zelf op reis met engelsch : een handboekje voor hen, die Engelsch moeten of willen spreken / door Servaas de BruinLazy Lawrence / Maria Edgeworth ; annotated and adapted by P. van RossumThe skipper / Edith E. Cuthell ; annotated and adapted by P. van RossumA waif / John Strange Winter ; annotated and adapted by P. van RossumA waif / John Strange Winter; annot. ed and adapt. by P. van RossumLazy Lawrence / Maria Edgeworth ; annotated and adapted by P. van RossumThe skipper / Edith E. Cuthell ; annotated and adapted by P. van Rossum ; revised by F. Ossendorp