BENJAMIN DUNSTAN, QUEENSLAND GEOLOGIST, ASSAYER, PUBLIC SERVANT
The postcard had two Queensland QV stamps, a green ½d and an orange 1d ‘Four Corners’, both with the ‘OS’ perfin. They were postmarked with a roller cancel BRISBANE/ ( ). JUL. 12. 6-PM / QUEENSLAND, and it was addressed to The Public Museum, Milwaukee, Wisconsin, U.S. America (Figure 1). The reverse was headed Geological Survey of Queensland, Brisbane, 15th July, 1912 and the contents were: The Receipt of the