Antique folding thread counter/linen tester, c.1900. Solid brass with a warm, even patina and a hinged three-panel design that stands over the work. Round glass lens (Ø 11 mm) and square counting aperture for assessing warp and weft in textiles. Typically 8×–10× magnification (exact power unknown).
Size: open 6.5 × 1.7 cm; closed 2.7 × 1.7 cm. Weight: 15 g.
Condition: good for age—light surface marks and oxidation only; hinges move freely; lens clear. A compact, functional tool for textile enthusiasts, stamp collectors or a tidy desk vignette.
