Compound Demonstration Microscope in Case, by J Linnell, London, 19th century
|Inventory Number:|| 42281|
|Object Type:|| microscope|
|Place Created:|| London England United Kingdom Europe
|Brief Description:||The brass instrument stands on a plate, with a shaped supporting strut, on a box base. The pillar consists of two bars held together with brackets, standing in a boss. The front bar is static and holds the stage. The rear bar holds an arm supporting the body and can be moved up and down by a vertical screw for focusing. The body rests in a brass ring. The upper section has eyepiece and field lenses and a blackened eyecup with a sliding dust cover. The narrower lower tube has an external thread to take objectives. The cruciform stage is inscribed with the maker's name and has a keyhole slot and a spring fitting for accessories. A concave mirror is mounted on a disk at the centre of the top of the base, which is mahogany and has a drawer for accessories. The drawer contains six objectives, a cone condenser, stage forceps on a steel pin, a Lieberkuhn in a can, a Lieberkuhn carrier, a glass stage disk, an ebony slider with no specimens, a fishplate and a circular spring stage that pushes into the stage hole. The pyramidal case is mahogany.|
|Primary Inscriptions:||"J. Linnell London" on the stage|
|Provenance:||Purchased from Dr. Reginald S. Clay with his collection|
There are no associated narratives.