Heinemann African Writers Series

Heinemann African Writers Series names 71 books; ReadingRate holds 13 of them, listed here. The most approachable of them is A Man of the People by Chinua Achebe (difficulty 37/100, about 3 hours); the hardest is The Interpreters by Wole Soyinka (84/100).

Questions

How many books are on Heinemann African Writers Series?
71. ReadingRate holds 13 of them, each with how hard it is to read and how long it takes.
Which book on Heinemann African Writers Series is the easiest to read?
A Man of the People by Chinua Achebe, difficulty 37/100, about 3 hours. The hardest is The Interpreters by Wole Soyinka, at 84/100.
How long would it take to read every book on Heinemann African Writers Series?
About 86 hours for the 13 books ReadingRate measures, at 250 words a minute adjusted for each book's difficulty: 43 days at two hours a day.

Other lists: Penguin Classics Collection, Penguin Modern Classics, NYRB Classics, Everyman's Library, Library of America, Biblioteca Ayacucho, Bibliothèque de la Pléiade, Oxford World's Classics, UNESCO Collection of Representative Works. All lists.