Van Onselen's works include :
• Chibaro: African Mine Labour in Southern Rhodesia 1900-1933” published by Pluto Press in 1976”.
• “New Babylon and New Nineveh: Studies in the Social and Economic History of the Witwatersrand, 1886-1914”.
• “Small Matter of a Horse: The Life of 'Nongoloza' Mathebula, 1867–1948”.
• “The Seed is Mine: The Life of Kas Maine, A South African Sharecropper, 1894-1985 ”.
• “The Fox and the Flies; The World of Joseph Silver, Racketeer and Psychopath”.
• “Masked Raiders; Irish Banditry in Southern Africa”.
• “Showdown at the Red Lion; The Life and Times of Jack McLoughlin, 1858-1910”.
• “Life and Times of Jack McLoughlin, 1859-1910”.
• “Masked Raiders: Irish Banditry in Southern Africa, 1880-1899”.