Visit to M.I.T. for opening of new physics center, Mar 1968. Peierls served as Chairman at one of the sessions.

Symposium 'On the Use of Nimrod for Nuclear Structure Physics', Rutherford Laboratory, Mar 1968. Includes correspondence and provisional programme. Peierls was to give an introductory talk and chair the final session but was unable to attend.

Gordon Conference on Nuclear Structure, Jul 1968. Includes correspondence regarding the preliminary planning of the conference.

Conference of the European Physical Society, Florence, Apr 1969. Includes correspondence regarding travel arrangements.

III International Conference on High Energy Physics and Nuclear Structure, New York, Sep 8-12, 1969. Includes correspondence regarding the planning and financing of the conference. Peierls was a member of the Advisory Committee and chaired the final session.