Cuban walk-out. Punta Del Este, Uruguay: As Mr. Douglas Dillon (left) United States Treasury secretary speaks, Cuba's Economics Minister Ernesto Che Guevara (extreme right) starts to get up from his seat at the economie conference of Latin-American States here yesterday. The two delegates in the centre are unidentified. The cuban returned a little later, while another delegate was speaking. Mr. Dillon's 27-minute speech offered Latin-Americans ?,000,000,000 in public and private funds during the next 10 years if they make the necessary efforts to help themselves. 8th august, 1961.