Includes reports on: - Aromatic maturity of Jurassic, Permian and Cambrian sediments in Gidgealpa 1, Eromanga / Cooper / Warburton Basins, SA. - Aromatic maturity of Wirrealpa Limestone, Arrowie Basin, SA. - Chemical analysis of 6 drill cuttings samples of Early Palaeozoic rocks. Analyses of 2 drill cuttings samples from Jena 1 and Jena 6 wells. - Early Palaeozoic studies (Vol 1 & 2) - Elemental analysis of relict bitumen in Byilkaoora 1, Officer Basin. - Evaluation of suitability for K-Ar and Rb-Sr dating of one mudrock sample from drill core from Overland Corner 1. - Maturity of 8 Early Palaeozoic limestone drill core samples from the Warburton and Arckaringa Basins, SA. - Maturity of Arrowie Basin limestone samples, South Australia. - Maturity of Cambrian source rocks. - Maturity of Stuart Shelf limestone samples, SHD-1 and Bopeechee BD-1 and BD-2, SA. - Maturity of five limestone samples, Stansbury Basin, SA. - Oil and source rock maturity based on methylphenanthrene index (MPI). A pilot study. - Petrography of concretionary material from Observatory Hill Beds type section. - Porosity and permeability determinations of 12 sections of core from the Murnaroo Sandstone in Lake Maurice East 1 and Murnaroo 1. - Rock-evaluation analysis of a Cambrian limestone/siltstone drill core sample from Minlaton 2. - Rock-evaluation pyrolysis and total organic carbon analysis results for 2 outcrop samples taken from the Heatherdale Shale in the Carickalinga Head and Mount Terrible Gully districts. - Roebuck Resources' Todmorden 2. Water analysis report. - Source rock data on four samples from the Wonoka Formation, Adelaide Geosyncline. - Source rock data on three Cambrian carbonate samples. - Thermal maturity of Early Palaeozoic potential hydrocarbon source rocks, southern Australia. - U-Pb zircon dating of an outcrop sample of a tuff interbedded with the Lower Cambrian Wilkawillina Limestone.