A rare 17th-Century silver-mounted rayskin instrument case,
A rare 17th-Century silver-mounted rayskin instrument case,

細節
A rare 17th-Century silver-mounted rayskin instrument case,
possibly Dutch, for a [?] Mussenbroek microscope or similar instrument, the silver mounts engraved in the Dutch style, with scrolling foliage, the interior lined with leather with folding flap (detached) embossed with scrolls and flowers -- 6½in. (16.5cm.) wide

See Colour Illustration