9 form Oamaru arrangement from Forrester’s Hill (collected by F Reed). Prepared by R Gosden, dated 4/8/54. Olympus BHB microscope using 450nm LED light. 20x Nikon Plan Apo NA 0.65 objective. Leitz Heine condenser, set just into dark ground lighting. 2.5x Nikon CF PL photoeyepiece. Monochrome converted Nikon d850 camera. 15 images stacked in Zerene (Dmap). Some crystallization visible in the mountant.