Introduction

Three independent, two-men parties were in the field. One comprising Dr. H. W. Wellman and A. R. Duncan were studying weathering processes and Quaternary geology, one comprising Dr. D. N. Christoffel and I. M. Calhaem attempted to determine geothermal gradients in the bed of sea off McMurdo, and one comprising Mr. Ian Smith and Mr. Vince Neall studied dyke swarms in the Wright Valley and at Nussbaum Riegel. Dr. H.W. Wellman was the scientific leader and Mr. Ian Smith the Field Leader. The reports for the three parties are given separately below.