German, c. 1870, signed to front of body tube 'GUNDLACH BERLIN', on 'Y' shaped foot with swept support to rear, compass-type joint to underside of stage, plano-concave mirror in articulated arm, focusing substage on slide out dovetail, rotating stage with engraved scale to edge with sliding slide holders, with additional mechanical stage that fixes over the top, Watt-type linkage to body tube with course focusing to rear of body tube, fine focus screw to underside of stage, accessories include; set of 7 (of 8) objectives in a leather-covered case, 3 eyepieces, a Verick-tpye lucida, and other items. Case measures 34cm wide.