Interesting vintage compact brass medical or surgical instrument case featuring a rectangular hinged construction, fitted interior sections and an unusual external wire retaining/locking frame with carrying loop. The case measures approximately 2.2 x 1.2 inches and stands approximately 1 inch tall from the surface. The exterior displays a combination of aged golden brass and worn silver-colored plating, giving it an attractive authentic period appearance. The fitted/form-pressed sections inside the lid suggest that the case was originally intended to accommodate small medical, surgical or related instruments/accessories. Its compact portable construction makes it an unusual collectible for enthusiasts of vintage medical equipment, surgical instruments, apothecary accessories, scientific equipment and early brass utility boxes. Sold as a collectible display piece; its exact original medical function has not been independently verified.