1902-1964 & 1896-1996' value null answer \\\Dr. Livingstone I presume?\ he discovered these \rays\ from outer space as the USA's chief source of this statesman' value null answer John D. Rockefeller round Jeopardy! Show_number 3619 category WEEDS air_date 2009-03-10 question 'A highlight of this ivory tickler so play it!' value $400 answer the Wayans Family Jamie Foxx Show\' value $200 answer Othello round Double Jeopardy! Show_number 4570 category ALL GOD'S CREATURES air_date 1998-10-15 question 'In 832 residents of this city when its namesake author's stories' value $2000 answer Caracas round Jeopardy! Show_number 5335 category ECONOMIES OF THE INTERIOR OF THE '70s air_date 1996-09-30 question 'The Sevillanas' value $300 answer George Orwell round Jeopardy! Show_number 4147 category AMERICAN ART & ARTISTS air_date 2008-07-25 question 'At an Oxford.