AN EARLY EBONY TELESCOPE
POSSIBLY ENGLISH, CIRCA 1700
The turned tube with threaded lens caps, each lens held in place with thin brass ring.
4 ¼in. (11cm.) long
A very rare and early telescope. A similar (albeit of symmetrical design) telescope can be seen illustrated in the trade card of John Yarwell printed in 1683 advertised as his 'Little Perspective'.