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| Attachment | Size |
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| Subspeciation in the Sharpbilled or Wahlbergs Honeyguide Prodotiscus regulus Sundevall.pdf | 634.77 KB |
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| On the relationship of Charadrius marginatus Vieillot.pdf | 648.29 KB |
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| Variation in Acrocephalus palustris.pdf | 327.77 KB |
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| Sterna bergii and Sterna maxima in the south African sub_region.pdf | 1.42 MB |
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| The southern African races of the Whitebrowed Scrub Robin Erythropygia leucophrys.pdf | 2.58 MB |
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| An additional subspecies of the Redeyed Bulbul Pycnonotus nigricans_1975.pdf | 406.99 KB |
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| The Great Reed Warbler Acrocephalus arundinaceus.pdf | 355.84 KB |
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| A new subspecies of Redbilled Hornbill Tockus erythrorhynchus_1964.pdf | 342.4 KB |
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| Subspeciation in the Black Tit Parus niger Vieillot.pdf | 945.78 KB |
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| Racial variation in Bennetts Woodpecker Campethera bennettii.pdf | 652.44 KB |
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| New subspecies of the Greater Sparrow Passer iagoensis.pdf | 375.78 KB |
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| The geographical races of the Yellow-throated Sparrow Petronia superciliaris.pdf | 537.11 KB |
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| Geographical variation in the Go-away Bird Corythaixoides concolor.pdf | 347.69 KB |
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| On the South African races of the Long_billed Pipit Anthus sumilis Jerdon.pdf | 482.8 KB |
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| Notes on variation in the South African populations of the Yellow_billed Hornbill Tockus flavirostris.pdf | 465.86 KB |