Details
A 19th-Century brass surveying level,
with draw-tube focusing, stamped on the limb G. SIENER, the tripod attachment with four adjusting screws, in walnut case -- 12¼in. (31.1cm.) wide, the interior of the lid stamped with possible maker's mark and label; and a Swiss brass rule stamped with the national emblem and numbered 3568 (2)
with draw-tube focusing, stamped on the limb G. SIENER, the tripod attachment with four adjusting screws, in walnut case -- 12¼in. (31.1cm.) wide, the interior of the lid stamped with possible maker's mark and label; and a Swiss brass rule stamped with the national emblem and numbered 3568 (2)