Paul Hüet
1973.175
Pteroclurus namaqua (Namaqua sandgrouse)
Robert Jacob Gordon
Pteroclurus bicinctus (Double-banded sandgrouse)
Robert Jacob Gordon
Iceland Gull
Magnus von Wright
Pteroclurus bicinctus (Double-banded sandgrouse)
Robert Jacob Gordon
Pterocles namaqua (Namaqua sandgrouse)
Robert Jacob Gordon
Fugl
Johannes Bronckhorst
Young European Herring Gull ; unfinished
Magnus von Wright
Pteroclurus namaqua (Namaqua sandgrouse)
Robert Jacob Gordon
Oena capensis (Namaqua dove)
Robert Jacob Gordon
Kittiwake
Magnus von Wright
Oena capensis (Namaqua dove)
Robert Jacob Gordon
European Herring Gull
Magnus von Wright