"Discovery II" Prepares to leave for 20-months cruise of Antarctic: Sub. Lieut. Marchesi; Dr. J. R. Strong; Lieut. T. H. Cates; Lieut. H. Hirrwood; Commander ***** (Chief scientist) and L. C. Hill, and seated R. S. Gourly and R. Porteous. The Royal Research ship discovery II in about to leave London for her fourth commission in the Antarctic. She is expected to sail from St. Katherine Dock on Thursday, and to be absent from home for about 20 months. October 1, 1935. (Photo by Keystone).