John George Williams

4 Apr 1913 – 28 Dec 1997

Welsh ornithologist

• A field guide to the national parks of East Africa
• A Field Guide to the Birds of East Africa
• A field guide to the birds of East and Central Africa
• A field guide to the butterflies of Africa
• A field guide to the butterflies of Africa
• A field guide to the national parks of East Africa
• A field guide to the national parks of East Africa
• Field guide to orchids of North America
• The Collins Field Guide to the Birds of East Africa
• The Collins field guide to the national parks of East Africa
• A field guide to the birds of East and Central Africa
• a field guide to the birds of east and central africa