A black case with a hinged lid houses a polished metallic optical instrument and several associated components . The case has two catches on the…
A brown lidded case with a deteriorating plastic covering contains a sampling instrument, instruction booklet, and various consumables. The case has a plastic handle on…
A metal instrument with a black textured finish. The base of the instrument has a rectangular footprint. A socket for an incandescent bulb with an…
An assembly of electronic units including a computer terminal, two floppy drives for 8″ disks, and two rectangular units with consoles on the front surface.…
A large instrument in a rectangular case with a brown textured finish. The front surface of the instrument features a recessed sample area containing a…
A metal instrument with a curved, tapering form. The metal surface of the instrument has a blue and grey galvanized steel finish. At one side…
A metal instrument with a yellow-white front face. The remainder of the instrument’s chassis has a green-grey colour. The instrument has a rectangular footprint and…
A metal instrument with a rectangular footprint. The instrument has a warm grey galvanized finish. An angled surface features two prominent dials each of which…
A grey coloured instrument with a rectangular footprint and a console on its slightly sloped front face. On the left of the console is a…
A black metal instrument with a roughly rectangular footprint. On the sides of the instrument, near the front, are two large linked wheels, one of…