Furniture, Works of Art & Clocks - 12 Apr 2017
λ A Victorian ivory double sided proof rule by Loftus
λ A Victorian ivory double sided proof rule by Loftus, with white metal fittings, inscribed 'LOFTUS MAKER 321 OXFORD ST LONDON' in its original leather case, together with a similar slide rule by Buss, inscribed 'BUSS MAKER 48 HATTON GARDEN LONDON', 32.3cm long. (2)