Mark Penn, Colin Monteath, Prince Edward, David Crooks and Ian Stevenson at Arrival Heights
Ian Stevenson DSIR's trace gas monitoring
Doug Martin & Ian Stevenson doing Andre Von Biel's D region study
Ian Stevenson taking Meteorological Recordings
Daily Meteorological Rounds
DSIR's trace gas experiment
Arrival Heights with Mt Erebus Behind
Ian Stevenson and Doug Martin at Arrival Heights
