Mr Speaker's Engagements, week commencing 16 Jul 1990 Diary, 16-22 July 1990. File contents, March - July 1990. Also includes speech given by Weatherill at the opening party of the Croydon Osteoporosis Unit, 20 July; extract of Hansard annotated 'the Ridley affair - a difficult day', 16 July; programme of the visit of a parliamentary delegation from Nicaragua, 15-22 July; brief for the Speaker on Dr Sabine Bergmann-Pohl, President of the Volkskammer March 1990-July 1990