Published in Journal für Ornithologie, in 1903, in volume 51, pages 1-40

Published in Journal für Ornithologie, in 1903, in volume 51, pages 41-51

Published in Journal für Ornithologie, in 1903, in volume 51, pages 126-128

Published in Journal für Ornithologie, in 1903, in volume 51, pages 136-138

Published in Journal für Ornithologie, in 1903, in volume 51, pages 140-142

Published in Journal für Ornithologie, in 1903, in volume 51, pages 142-143

Published in Journal für Ornithologie, in 1903, in volume 51, pages 157-160

Published in Journal für Ornithologie, in 1903, in volume 51, pages 161-231

Published in Journal für Ornithologie, in 1903, in volume 51, pages 231-256

Published in Journal für Ornithologie, in 1903, in volume 51, pages 257-258

Published in Journal für Ornithologie, in 1903, in volume 51, pages 270-288

Published in Journal für Ornithologie, in 1903, in volume 51, pages 289-301

Published in Journal für Ornithologie, in 1903, in volume 51, pages 301-304

Published in Journal für Ornithologie, in 1903, in volume 51, pages 304

Published in Journal für Ornithologie, in 1903, in volume 51, pages 305-306

Published in Journal für Ornithologie, in 1903, in volume 51, pages 306-307

Published in Journal für Ornithologie, in 1903, in volume 51, pages 307-309

Published in Journal für Ornithologie, in 1903, in volume 51, pages 309-312

Published in Journal für Ornithologie, in 1903, in volume 51, pages 313-393

Published in Journal für Ornithologie, in 1903, in volume 51, pages 394-404

Published in Journal für Ornithologie, in 1903, in volume 51, pages 405-407

Published in Journal für Ornithologie, in 1903, in volume 51, pages 407-417

Published in Journal für Ornithologie, in 1903, in volume 51, pages 417-419

Published in Journal für Ornithologie, in 1903, in volume 51, pages 421-439

Published in Journal für Ornithologie, in 1903, in volume 51, pages 440-507

Published in Journal für Ornithologie, in 1903, in volume 51, pages 507-514

Published in Journal für Ornithologie, in 1903, in volume 51, pages 515-527

Published in Journal für Ornithologie, in 1903, in volume 51, pages 527-539

Published in Journal für Ornithologie, in 1903, in volume 51, pages 539-542

Published in Journal für Ornithologie, in 1903, in volume 51, pages 542-543

Published in Journal für Ornithologie, in 1903, in volume 51, pages 545-547