THIEU OPPOSITION TO DRAFT ACCORD REPORTED EASED
allied officials in Saigon say, Nov 12, that Pres Thieu has modified his total opposition to the draft peace settlement, but is still unwilling to accept it fully; says he told Haig that he could agree to the pact if Hanoi would at least pledge in principle to withdraw its from S Vietnam; after such a public pledge, Saigon would be able to accept a gradual withdrawal of what it estimates to be 300,000 N Vietnamese soldiers; US intelligence puts the number at 145,000; Haig leaves Saigon for Cambodia and then will go to S Korea; Nguyen reptdly gave Haig a lr for Nixon which reptdly is one of 'courtesy' and does not indicate that Thieu is prepared to accept a settlement; UPI says lr told Nixon he could negotiate his own accord with Hanoi as long as it does not include anything Thieu objects to; a US officials says key question now is how long Nixon and Kissinger will be willing to put up with Thieu's objections; says Kissinger may have purposely avoided demanding that Hanoi withdraw all its troops, since it would be almost impossible to enforce such a provision; Haig reptdly told Thieu US was given indications that Hanoi would voluntarialy withdraw at least some of its troops