Antique Scientific Instruments

Silver-leafed condenser electroscope made in the early 1900s; it is an instrument that allows to

A rich in character 19th century measuring instrument used on trees, wonderful as a wall-mounted

carrying case. The condition of this fine instrument is superb with the original lacquer Measure: overall

Very beautiful French opera glasses in Mop and brass dating from the beginning of the 20th century. Central wheel to approach or move away the view. Flammarion brand stamp on the to...

Brass galvanometer with glass dome and wooden base with 3-screw base, instrument signed Philip

by farrow and jackson of london.  This is a measuring instrument used for measuring the alcohol

Artificial pneumothorax invented by Carlo Forlanini in 1882 in Pavia, an instrument that cured many

cm. It is an instrument used to determine the slope of a surface in comparison to the horizontal

of the 19th century. Instrument used primarily for measurement of insulation of telegraph cables

parts. Considerably larger than a sextant. This is a very special instrument. Split on bottom of box

of the wind. Excellent condition, fully functional. Instrument diameter 8 cm, thickness 3.5 cm. Case

instrument maker, circa 1810.

-regarded optician and instrument maker. Cornice restored. Barometer is in working condition. This item

honest instrument with a homey sensibility.

This is an antique surveyor's theodolite. An English, brass instrument in oak case by Troughton and

his personal collection of scientific apparatus. Orreries are three dimensional models of how

A French autoclave of copper and brass, once used for sterilising medical and dental instruments

instrument with a cylindrical optic pipe supported by three supports fixed on a wooden base with a drawer for

A fabulous French gold gilt barometer from the 19th century. This early instrument of meteorology

certification by the French government thus indicating their approval as an instrument of precision for weighing

French optician families of the time. This attractive instrument is in good working order with rack and

manufacture of Beckmann instruments was discontinued. Louis Jr. continued the instrument repair service until

late Victorian period, circa 1900. Compact yet elegant, this diminutive instrument offers both

, corollas, scientific names and species. Today, in addition to being collected for the Wunderkammer, Cabinet

, corollas, scientific names and species. Today, in addition to being collected for the Wunderkammer, Cabinet

ancient measuring instrument used to determine the slope of a surface in comparison to the horizontal

circa 1890. This precision instrument features a telescope mounted on a rotating base with a compass and

leather case. It is an instrument based on the aneroid barometer principle. Good condition. Case size: 27

, establishing in 1865 a school-workshop specialized in making topographic instruments together with Alessandro

flowers, pistils, petals, corollas, scientific names and species. Today, in addition to being collected

instrument of meteorology has been adorned with an extraordinary wreath crest with carved laurel leaves, a

. Standing at an impressive 42.5 inches in height, this barometer is not only a functional instrument but

From Wikipedia: “A THEODOLITE is a precision optical instrument for measuring angles between

, creating the first rudimentary instrument for optical approaching. But Lipperhey was unlucky, in fact when

detailed scientific accessory is in excellent working condition and has wonderful details and a rich

. Square wooden black base with moss and hay. It shows on the front one label with the scientific name of

barometric dial that is encased in gilt. Scrolled ornamentation embellishes the top of the instrument that is

is giltwood with motifs of the laurel leaf surrounding the musical instruments at the top. There are

Magnetic topographic compass, of oak and brass; instrument consisting of a magnetized needle free

A 18th Century Louis XVI French gold-gilt barometer circa 1780. This early instrument of

school of sorts to help students understand the scientific workings of the tooth. Dimensions in inches

instruments, and it has a lower drawer, that contains a balance, a mortar, a pestle, some measuring vessels, a

Magnetic topographic compass, of brass, an instrument consisting of a magnetized needle free to

polished silver finish and has the original pair of brass trays. The detailed scientific accessory is in

speak to scientific precision, while the attractive, muted hue that the brass has acquired over the

reading, scientific observation, or fine handiwork, this magnifier exemplifies both form and function

manufacturers of engineering and surveying instruments in the United States. Very good condition. Perfectly

Rare and particular ancient magnetic compass for topographers, made of brass; instrument consisting

7x7x2 (h) - inches 2.75x2.75x0.78. Very good condition and fully functional. It is an ancient instrument

Kenotometer signed Brady & Martin Ltd Newcastle-on-Tyne, early 1900. It is an instrument used on a

surveyor square when the instrument is placed in its original walnut box. Italian manufacture from the

3 1/8" x 6" tall. J.H.Steward Ltd. Opticians and instrument makers, London. The optician

Magnetic surveying compass, oakwood with brass hinges and closing hooks, instrument consisting of a

instrument tray arm, two stage milk glass spit sink, exam light, various pressure driver tools, foot control

tripod, the instrument with rack and pinion focus, producing a clear upright image. Retains its original

A fabulous French gold-gilt barometer from the beginning of the 19th century. This early instrument

silvered and gilt bronze, this intriguing instrument combines a spring-wound, silvered dial clock and