Watson & Son Compound Monocular Microscope Boxed Set crystal set This is a coiled copper

This is a coiled copper radiator in a water bath which cools the vapor and precipitates distillate in the form of alcohol

This charge causes the gold leaf to then repel away from the rod

Manufactured by the Chicago Apparatus Co

Weight: 19 lbs

it provides a slow path for the charge to leave

Watson & Son Compound Monocular Microscope Boxed Set crystal set This is a coiled copperRare, solid brass Compound Monocular Microscope by Watson & Son, London. This early model (circa 1876 1879) is unnumbered. Originally used by medical students for it's portability, this microscope can be disassembled and stored inside it's box for field assembly. Included with original Mahogany box, with additional optics and glass slides. Engraved 'Watson & Son; 313 High Holborn; London'. This compound monoscope has many adjustable features, complete