~18TH c. SIMPLE TRANSIT/DRAINAGE LEVEL-SHARKSKIN CASE~
$700 USD (500 GBP)(OBO) + postage included
A fine 18th century simple transit or drainage level in origianl sharkskin case
28 x 10 x 4 cm.
Country of manufacture
UK and Ireland
A fine, untouched simple transit/drainage level in its original 18th century sharkskin case. Although unsigned, it is of the highest quality and exhibits some unusual features from other examples that I have by Adams and Bleuler. 10 inches in length and 1 inch in diameter, its spirit level below the body tube is intact. Perfect inverted optics with cross hairs intact. Separate sun shade sits on a wooden post in the case. Fine oblique knurling, 90% original laquer intact, no external damages. Mounting bracket for a tripod head (no space in the box for said mount), levelling screw and articulating arm to adjust for height/elevation. Draw tube focussing. Fine sharkskin case of irregular shape with 2 of 3 ornate, brass hooks intact. Green baise/velvet liner. Hinges intact. c.1750.
Ask the Dealer
Mark Hacking (Scientifica Opticae Inc.) has been an avid collector/dealer for over 30 years. A former Science teacher, he has an innate love for anything natural or mechanical. Specializing in optical (microscopes, telescopes), surveying, medical, weighing and drawing instruments, he is an active participant of the Scientific Instrument Fair in London. Living in Stratford, Ontario, Canada, with his wife and two children; Mark looks forward to meeting as many fellow collectors as possible, and has a worldwide following on eBay (Sciopti).
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