AN AMERICAN BRASS TRANSIT THEODOLITE, signed C.L. Bergert & Sons, Boston, USA, No. 6242, the telescope with rack and pinion focusing, cross wire adjustment, the axis raised on turn "A" frame supports with bubble level, the horizontal plate with compass, edge-bow needle and bubble level, the enclosed scale with turn verniers, on four-screw tripod mounting, in a mahogany case--15in. (38.1cm.) high