O'Halloran's thesis 'Formulation and calculation of resonance - overlap effects', 1967 Box 45 Unit ID: 1 Date: 1967
Overheads and copies of O'Halloran's talk 'IMO...past, present and future, Netherlands, 1989 Box 27 Unit ID: 61 Date: 1989
Overheads for Maths link talk at Bulgarian Academy of Science, July 1993 Box 40 Unit ID: 6 Date: July 1993
Overhead stencils and notes of the background history, aims, paper on statistics, mathematical questions and publicity, 1976-82 Box 1, 2 Unit ID: 4-5 Date: 1976-82