Details
A Watson Circuit Stage van Heurck microscope,
No. 10892, in oxidised brass with lacquered brass body tube and fittings, signed on the stand W.Watson & Sons Ltd. 313 High Holborn London, the body tube with rack focussing to the outer and first inner draw tube, fine focusing by micrometer screw and long lever, fully rotating mechanical stage, sub-stage with coarse and fine focussing, sub-stage mirror, two eyepieces, four objectives and triple nosepiece -- 12½in. high (excluding eyepiece), early 20th century, in substitute mahogany case
No. 10892, in oxidised brass with lacquered brass body tube and fittings, signed on the stand W.Watson & Sons Ltd. 313 High Holborn London, the body tube with rack focussing to the outer and first inner draw tube, fine focusing by micrometer screw and long lever, fully rotating mechanical stage, sub-stage with coarse and fine focussing, sub-stage mirror, two eyepieces, four objectives and triple nosepiece -- 12½in. high (excluding eyepiece), early 20th century, in substitute mahogany case