43. Portable folding microscope. Murray & Heath. London. 1860
danilos2025-11-17T20:38:45+01:00This portable folding microscope from Murray & Heath has three [...]
This portable folding microscope from Murray & Heath has three [...]
This barrel microscope (drum) is signed on the optical tube [...]
This large barrel or drum compound microscope was designed according [...]
This simple barrel microscope is a curious model made in [...]
This model of barrel or drum (barrelor drum) was made [...]
This compound barrel microscope represents a more evolved model. It [...]
This simple barrel microscope, from an unknown manufacturer, has the [...]
These two simple brass microscopes of unknown manufacturer are exactly [...]
This portable tubular microscope is a French-made device. It is [...]
Davidson is an English company specializing in optical devices that [...]