M-03-05: Leslie Van Der Sluys, John Perceval, 1963 Folder 6 (PIC/20791) Unit ID: PIC/20791/4685 Date: 1963
M-03-06: Leslie Van Der Sluys, John Perceval, 1963 Folder 6 (PIC/20791) Unit ID: PIC/20791/4686 Date: 1963
M-03-07: Leslie Van Der Sluys, John Perceval, 1963 Folder 6 (PIC/20791) Unit ID: PIC/20791/4687 Date: 1963