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MANUFACTURING AND DISPENSING EQUIPMENT
Early 20th c.
overall: 350 x 800 x 185 mm
Lens-centreing device with hinged metal stirrup-shaped stand. Pinhole viewer with swivelling occluder at end of projecting black metal arm. Polished wooden bar bearing lens mounting bracket and round centreing target.
Gift of A. H. Rivron & Son Ltd, 2004