Trudeau Tells Press Behavior on Dates Is His Own Concern.Twin's Identity Dot Goes Down Drain, Perplexing Parents.Bonn Says East Germany Convicted 20 for Protest.Education: Increase of $500-Million Asked.Mexico City Subway Runs Deep Into the Past Relics of 600 Years in Vast Quantity Are Being Unearthed Finds Evoke Indian Cultures and Era of Spanish Rule.

South Africa's Holdings Of Gold and Assets Rise.American Motors Denies Plot on Antismog Devices.HIGH COURT HEARS NEWSPAPER PLEA Approval Sought for a Joint Commercial Operation.Memorial Center at Two Sites Will Honor Dr.Israel Opens Plant to Manufacture French-Designed Jet Engine.Fancier Is Striving to Establish a Breed Peruvian Hairless Dog Is Owned by Mrs.SETS SALE OF TWX FACILITIES Purchase by Western Union Is Put at $80-Million COMPANIES PLAN MERGER ACTIONS Alexis Johnson in Saigon On an Inspection for Nixon.Woman Drives Winner First Time in Florida.Sobell Protest His Innocence, but Says He Is 'Without Bitterness' After More Than 18 Years in Prison.Capital Portrait Gallery Names Sadik Director.Two Soviet Spacecraft, Both Manned, Flying in Nearby Orbits.Bigger Fund Proposed To Cut Water Pollution.PANEL REVIEWING JUDICIAL ACTIONS Unit Here Has Acted on 4 Complaints by Citizens.RISE IN SOCIAL SECURITY PROVIDED BROADER BENEFITS 10% Increase Sought, With Higher Taxes to Finance It Social Security: l0% Benefit Increase, With Tax Rise, Is Sought.SURCHARGE VIEWS SPUR BOND PRICES Nixon Support on Extension of Tax Rule Held Bullish.'Grenade' Thrown At Columbia Rally Honoring Castro.LINDSAY URGES NEW POLICE SHIFT Mayor Seeks Bigger Force at Peak Crime Hours.Faculty at Harvard Overturns Decision To Oust Protesters.Hungary Signs Accord On Shell Gas Stations.KARAMI CABINET FORMED IN BEIRUT Moslem Premier Draws on All Lebanese Factions.Bridge: Metropolitan Players Get First Chance at 'Gold Points'.Nasser Bids Nixon Pursue 'Just' Mideast Policy He Raises the Possibility of Resumption of Egyptian Relations With U.S.13,000 in Reserves And Guard Receive Demobilizing Dates.

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