A 'Jones Most Improved'-type Compound Monocular Microscope, Scottish, early 19th century,Bonhams3.9(396)$10
Regency Period William & Samuel Jones 'Improved' Compound Microscope, c.1800-1810Davidson Auctions4.3(6)A$9003 days Left
A composed lot of three various antique theodolites and telescopeOstantix Auctions4.4(13)€2006 days Left