Wilkes geophysical observatory, annual report, 1964. Home> Scientific research> Publications> Other> Wilkes geophysical observatory, annual report, 1964. Summary Authors:Small G.S. Published in: 1968 Category 3: Article Program area: Geosciences Small G.S. (1968) Wilkes geophysical observatory, annual report, 1964, BMR Record 1968/12. This content was last updated 8 months ago on 24 February 2026.