Statement of information hearings, 93d Congress, 2d session, pursuant to H.Res.803, resolution directing Committee on Judiciary to investigate whether sufficient grounds exist for House of Representatives to impeach Richard M. Nixon. app.3. Supplementary documents, White House edited transcripts (Apr. 4, 1972, Mar. 22, 1973, June 23, 1972), John Ehrlichman handwritten notes, affidavit of Bruce A. Kchrli, May-June 1974.