This episode's headline: Those Were the Days; 1040 - Taxing Times; Source Story; Lifting the Veil. The guests include REP. DAVID BONIOR, [D] Michigan; REP. BILL ARCHER, [R] Texas; CORRESPONDENTS: ROGER MUDD; CHARLAYNE HUNTER-GAULT. Byline: In New York: ROBERT MacNeil; In Washington: JAMES LEHRER