Scott Won't Yield an Inch On Charge of Lie by Dean
Sen H D Scott says he is not 'backtracking one single inch' on his charge that ex-White House counsel John W Dean 3d lied about Pres Nixon's role in Watergate cover-up, statement following meeting with Pres; hints that his charge that Dean committed perjury might have been based on evidence that special prosecutor Leon Jaworski has not seen; Sen's aide says White House chief of staff Alexander M Haig Jr went to Scott's home between Christmas and New Yrs Day and showed Sen 'thick file of documents' about Watergate which consisted of white paper prepared in White House that detailed Pres's position on variety of Watergate-related issues and transcripts of tapes of several conversations between Nixon and his former staff members about Watergate burglary; White House press sec Ronald L Ziegler says he doubts Scott has seen material that has not been made available to Jaworski; says, in response to former White House speech writer John K Andrews Jr's assertion that both Haig and State Sec H A Kissinger urged Pres to break with H R Haldeman and John D Ehrlichman, that Andrews is referring to 'mixture of supposed discussions, some of them out of context'; says from now on he will cut short reporters' questions about Watergate issues; Rose Mary Woods's atty Charles S Rhyne asserts that ct-apptd tech experts who found June 20 '72 tape of Nixon-Haldeman conversation had been manually erased are not experts but '6 profs who don't know what they're doing' (L)