2. Antarctica 1973: Devon Island Log, 1 Title: Antarctica 1973: Devon Island Log, 1 Flight Date: 1973
3. Antarctica May-June 1973: Devon Island Title: Antarctica May-June 1973: Devon Island Flight Date: 1973
4. Field Notes, Antarctica, GLAC 20: 121, 122 Title: Field Notes, Antarctica, GLAC 20: 121, 122 Flight Date: 1973