Mary Tiffen (née Steele-Perkins; 16 July 1931 – 23 April 2020) was a British economic historian, scholar and development professional. She specialised in ancient irrigation systems and African drylands.
Mary Tiffen (née Steele-Perkins; 16 July 1931 – 23 April 2020) was a British economic historian, scholar and development professional. She specialised in ancient irrigation systems and African drylands. (en)
Mary Tiffen (née Steele-Perkins; 16 July 1931 – 23 April 2020) was a British economic historian, scholar and development professional. She specialised in ancient irrigation systems and African drylands. (en)