English, c.1910, signed to the back of the foot ‘W Watson & Sons, Ltd, 313 High Holborn, London, 24055’, mechanical substage with screw X-Y control focusing via rack and pinion, mechanical stage with X-Y control via rack and screw, stage with vernier scales, course focusing to rear of bodytube, rack and pinion adjustment to drawer tube, with second drawer tube, in original French polished mahogany case with 3 objectives in cans, 3 Watson eyepieces, 2 substage condensers, and a polariser and other items