Antique 3-Inch Boxwood & Brass Sliding Caliper / Button GaugeEra: Late Victorian / Early 20th Century (c. 1890–1920)Origin: Likely English (Style heavily matches John Rabone & Sons / Smallwood)Description:Up for sale is a beautiful antique pocket caliper gauge crafted from seasoned boxwood and solid brass. This compact tool was traditionally used as a button gauge or a precision pocket rule for small measurements.It features brass-bound ends and a smooth-sliding brass caliper head. The imperial scale is stamped into the wood and brass. The maker's mark has rubbed away or faded over time due to age and honest use, which is very common for pocket tools of this era. A fantastic addition to any antique tool collection or a unique display piece.Condition:Overall: Good antique condition with a beautiful natural patina.Mechanism: The brass slide moves smoothly along the track.Markings: Fully functional scales, though the maker's stamp is rubbed/unmarked from age.Wood/Metal: No major chips or cracks in the boxwood. Brass shows minor tarnishing consistent with age.with surface patina worn numbers just visible on the wood, operating as it should. Please see photos for exact condition details.