- 1939, plan of Coobina chromite deposits, Peak Hill gold-field, WA. Geological map of Coobina – Peak Hill region shows mineral deposits of chromite, greenstone and serpentine.
- 1940, geological map of Jimblebar gold-mining area, Peak Hill Gold-field, W.A. Shows locations and names of gold workings, state battery, quartz reefs, creeks, tracks, dips, trend lines.
