there also had been a nice article on the spark-twins several "decades" ago in blues unlimited, based on an interjew with an uncle by mike rowe, providing more infos on the lifes of bothBlues Unlimited 144 (Spring 1983 p. 9-12). 87 year old Uncle Aaron Cleveland Sparks, "discovered" by retired St Louis policeman Charlie O'Brien in 1977 and interviewed September that year.
mike