Twenty first anniversary commemorative volume of the Barberspan Ornithological Research Station.
Series: Ostrich : Supplement -- no. 12.; Ostrich -- no. 12.
Publisher: South African Ornithological Society
Published: 1977
Place of publication: Johannesburg
Language: eng
Number of pages: 136
Subjects: Barberspan Ornithological Research Station.; Birds -- South Africa.
Notes: Includes bibliographical references.