SOVIET SAID TO ASK U.S. TO STUDY PACT OF NONAGGRESSION; Bulganin's Letter Reported to Suggest the Negotiation of a Bilateral Accord OTHER NOTES REVEALED President Exchanged Several Messages With Premier Before Eisenhower Illness Diplomats Get Some Details SOVIET SAID TO BID U.S. WEIGH TREATY Only U.S. and Soviet Involved
reptdly proposes nonaggression pact with US