A late 18th-Century leather-bound vellum and pasteboard three-draw Admiral's telescope,

A late 18th-Century leather-bound vellum and pasteboard three-draw Admiral's telescope,
signed around the ½-inch diameter objective N. DV HAMEL AV GRIFON, the eyepiece and objective in lignum vitae mounts, the green vellum-covered pasteboard tubes with gilt tooling -- 21in. (53.3cm.) long

See Colour Illustration