Armstrong, Robert G.

1917

• A comparative wordlist of five Igbo dialects
• A comparative worldlist of five Igbo dialects
• Yoruba numerals
• Ìyẹ̀rẹ̀ Ifá = The deep chants of Ifá
• The issues at stake
• The issues at stake, Nigeria 1967
• The study of West African languages
• The study of West African languages