Abbeokuta Or Sunrise Within The Tropics: An Outline Of The Origin And Progress Of The Yoruba Mission (1855) paperbackAbbeokuta Or Sunrise Within The Tropics: An Outline Of The Origin And Progress Of The Yoruba Mission is a book written by Sarah Tucker and published in 1855. The book provides a comprehensive account of the Yoruba mission, which was established by the Church Missionary Society in the early 19th century in what is now Nigeria. Tucker begins by describing the history and culture of the Yoruba people, including their religious beliefs and social customs.