Description given with photo: "Cogitation Concentration Jubilation, Washington, D.C. - Three interesting studies of plane-builder, movie-maker and headline-maker Howard Hughes as he returned to the witness stand before the Senate War Investigating Committee today to answer questions relating to his wartime plane-building contracts. During his testimony today, Hughes said he wishes to absolve shipbuilder Henry Kaiser from any criticism in connection with the 200-ton flying boat that is one of the issues in the current probe. Photograph by G.B. Kress. 8/8/47."