A superb, precise, gilt brass thread counter signed White Child & Beney Ltd, London , preserved in its original leather-covered box. This optical instrument, adjustable with a micrometer screw, allowed engravers, printers, and technical draftsmen to accurately measure spacing on plates or documents. Equipped with a high-magnification lens and a graduated scale in inches and fractions, it combines mechanical precision with elegant craftsmanship. A scientific and artistic observation tool typical of the late 19th century, rare in its complete form with its case.
✦ Origin: England ✦ Estimated period: Circa 1900 ✦ Dimensions: 7 × 4 × 3 cm (box: 8 × 6 × 4.5 cm) ✦ Material: Brass, steel and optical glass ✦ Condition: Excellent working condition, clear lens, smooth screw, original box damaged but complete.
A fine Victorian-era workshop instrument, ideal for an optics collection or cabinet of antique scientific instruments.
