Details
A Madas calculator,
No. 5192, with seven sliding indices with digital displays, and two further rows of digital displays (seven and twelve place), function lever, operating handle and Gilbert Wood, London and Manchester retailer's label, in black-painted metal case -- 19¼in.(49cm.) wide
No. 5192, with seven sliding indices with digital displays, and two further rows of digital displays (seven and twelve place), function lever, operating handle and Gilbert Wood, London and Manchester retailer's label, in black-painted metal case -- 19¼in.(49cm.) wide
Further details
See illustration