Details
A guinea balance
by Stephen Houghton & Son, Ormskirk, with two hinged weights and sliding cursor graduated 0-½S-S, with instructions label in folding mahogany case -- 5½in.(14cm.)wide
by Stephen Houghton & Son, Ormskirk, with two hinged weights and sliding cursor graduated 0-½S-S, with instructions label in folding mahogany case -- 5½in.(14cm.)wide