The book on Wood-Frame House Construction (with diagrams) is brought to you by the USDA Forest Service. Here is the full online index of USDA Agriculture Handbooks. They're public domain. [more inside]
From the Bookstalls of a Nigerian Market. Onitsha Market Literature consists of stories, plays, advice and moral discourses published primarily in the 1960s by local presses in the lively market town of Onitsha [in then-newly-independent Nigeria]... In the fresh and vigorous genre of Onitsha Market Literature, the commoner wrote pulp fiction and didactic handbooks for those who perused the bookstalls of Onitsha Market, one of Africa’s largest trading centers. Examples: How To Write And Reply Letters For Marriage, Engagement Letters, Love Letters And How To Know A Girl To Marry, Learn To Speak 360 Interesting Proverbs And Know Your True Brother, Struggle For Money [All full-text links are in pdf format, and some are quite large]. With links to additional resources.