Gavan Tredoux

• Francis Galton's Nature and Nurture
• Charles John Andersson with Francis Galton in South-West Africa
• Early Papers
• Falconry in the Valley of the Indus
• Francis Galton
• Francis Galton & Alphonse de Candolle
• Francis Galton and Alfred Binet
• Francis Galton at Cambridge
• Francis Galton on Mars
• Francis Galton's Genius
• Letters & Memoirs of Sir Richard Francis Burton
• Letters & Memoirs of Sir Richard Francis Burton Volume 3