World's Greatest in Athletics
"Top-10 world ranking in all standard events, men and women; biographies of more than 400 of the greatest athletes of all time; 500 deep world all-time lists including top-100 performances; decade lists, top-10 in all events every tenth year 1900-2010"
Hedman, Jonas, "World's Greatest in Athletics" (2015). Prairie Striders Library Collection. 99.