MEREM:1988.119
Brief description: box of colour filters used in binoculars or goggles for spotting submarines, mines, etc, World War I, 1914-18. Classifications: arms Identifications: colour filter / filter Material: glass; wood
Brief description: box of colour filters used in binoculars or goggles for spotting submarines, mines, etc, World War I, 1914-18. Classifications: arms Identifications: colour filter / filter Material: glass; wood