Explorations – No 51 Dec 2011

IVAN BARKO, Foreward PETER RICKWOOD, CHARLES ABELA & IVAN BARKO, A 1788 French Sighting of Evidence for Volcanism in the Sydney Basin – Columnar Sandstone at La Perouse A discussion of the identification by the French explorers of columnar sandstone at Botany Bay and the recent discovery of samples of this sandstone on the shipwreck […]