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Repeating Theodolite

Repeating Theodolite

1875
Pilot balloon theodolite by Otto Fennel Sohne of Kassel

Pilot balloon theodolite by Otto Fennel Sohne of Kassel

1939
Packet of mercurous chloride tablets, Kassel, Germany, 1914-1917

Packet of mercurous chloride tablets, Kassel, Germany, 1914-1917

1914-1917
Navigationsrichtgerat

Navigationsrichtgerat

1851-1968
Microscope stand by Hertel and Reuss

Microscope stand by Hertel and Reuss

1960-1969
Bazzi and Bianchi phonendoscope

Bazzi and Bianchi phonendoscope

1901-1905
Rob shears

Rob shears

1881-1920
Packet of mercurous chloride tablets, Kassel, Germany, 1914-1917

Packet of mercurous chloride tablets, Kassel, Germany, 1914-1917

1914-1917
Nonien scale reading microscope

Nonien scale reading microscope

1914
Schatz scale reading microscope

Schatz scale reading microscope

1914
Skalen scale reading microscope

Skalen scale reading microscope

1914
Steel measuring wedge by Otto Fennel und Soehne

Steel measuring wedge by Otto Fennel und Soehne

1910
Precision thermometers in fitted case

Precision thermometers in fitted case

Case for prismatic reflecting circle.

Case for prismatic reflecting circle.

circa 1870
Mining transit theodolite

Mining transit theodolite

1850-1876
Part of mining transit theodolite, 1910-1915

Part of mining transit theodolite, 1910-1915

1910-1915
Scherer's "Logarithmischgraphische Rechentafel"

Scherer's "Logarithmischgraphische Rechentafel"

1880-1892
Part of mining transit theodolite, German, 1850-1876

Part of mining transit theodolite, German, 1850-1876

1850-1876
Tripod for mining transit theodolite, 1910-1915

Tripod for mining transit theodolite, 1910-1915

1910-1915
Copy of a brass and iron azimuth quadrant, which has by tradition has been associated with the Danish astronomer, Tycho Brahe. Made around 1560, it was first owned by Wilhem IV, Landgrave of Hesse, Germany. The original is now at the Royal Museum in Kassel (Staatliche Museen Kassel). Made by Elkington and Company after the original was displayed at the Special Loan Collection of Scientific Apparatus in the South Kensington Museum in 1876.

Replica of quadrant used by Tycho Brahe, 1560-1565

1560-1565
Mining transit theodolite, 4-inch, with detachable side telescope in two boxes, by F.W. Breithaupt & Sohn, Kassel, Germany, 1910-1915

Mining transit theodolite, 1910-1915

1910-1915
Mining transit theodolite, 3 inch, by F.W. Breithaupt & Son, Kassel, Hesse, Germany, 1850-1876

Mining transit theodolite, German, 1850-1876

1850-1876
Packet of 10 ipecacuanha and opium powder tablets (Dover's Powder) in paper wrapping. 40 mm x 12 mm diameter, 6 g. From a German World War I medical field kit. Unknown maker, for German military use, from Cassel, Germany, 1914.

Packet of Ipecac and Opium tablets

1914
Bazzi and Bianchi phonendoscope, with case, European, 1897-1904

Bazzi and Bianchi phonendoscope

1897-1904
Bazzi and Bianchi phonendoscope

Bazzi and Bianchi phonendoscope

Photographs (3) of Astronomical universal instruments

Photographs (3) of Astronomical universal instruments

1876
One of three photographs of Astronomical universal instruments by F.W. Breithaupt & Sohn of Hessen-Kassel at the Strassbourg Observatory.

One of three photographs of Astronomical universal instruments

1876
Bazzi and Bianchi's phonendoscope (cased)

Bazzi and Bianchi's phonendoscope (cased)

Pair of 5 metre measuring rods, square section, by O. Fennel und Soehne, c. 1900.

Pair of 5 metre Measuring Rods

1900
Reflecting circle made by F.W. Breithaupt and Sohn, Kassel, Hessen, Germany, about 1870. Circular anodized brass frame, polished limb, a wooden handle. Signed on the index glass mount: F.W. Breithaupt & Sohn | Hessen Kassel. Inlaid silver scale from 0° to 140°, and twice from 180° to 80° every 20'. One index arm with a silver vernier at both ends, to 20", zeros at the right. The tangent screw, working against a spring-loaded stop, and the clamping screw are at the bottom of the index arm. Four half-coloured shades (two red, one green (broken), one missing); no horizon shades. Index-glass adjustment by screw; horizon prism without adjustment. Magnifier on a 120 mm swivelling arm serving both verniers, a frosted glass shade (missing). Threaded telescope bracket in two parts, fitted for correcting collimation error; perpendicular adjustment by rising-piece and a milled knob. Telescope (158 mm) inverted image, six parallel cross-wires and one at a right angle to them are engraved on a lens within the telescope; a rotating shaded eyepiece with choice of clear, green, red and blue. A prismatic eyepiece; some unidentified parts are missing. In a square fitted mahogany box containing a trade label for Breithaupt in Cassel and a MS list of contents.

Prismatic reflecting circle with case.

1865-1875
Pair of 5 metre measuring rods, oval section, by O. Fennel Soehne, c. 1910.

Pair of 5 metre measuring rods

1910
One of three photographs of Astronomical universal circles by F.W. Breithaupt & Sohn of Hessen-Kassel at the Strasbourg Observatory.

One of three photographs of Astronomical universal circles

1876
Bazzi and Binachi's phonendoscope, cased, with instructions, German (?), 1896-1904

Bazzi and Binachi's phonendoscope

1896-1904
Hand held prismatic reflecting circle by F.W. Breithaupt & Sohn, Kassel, Germany, 10 inch diameter to design of Pistor & Martin with diagonal cap attachment.

Prismatic reflecting circle.

circa 1870
Y-piece from phonendoscope

Bazzi and Bianchi's phonendoscope Y-piece

One of three photographs of Astronomical universal instruments by F.W. Breithaupt & Sohn of Hessen-Kassel at the Strassbourg Observatory.

One of three photographs of Astronomical universal instruments

1876
3 paper packets of tablets of phenazone salicylate, pehnazone and barbitone (Veronal), yellow-painted iron box with sliding bolt. 70 mm x 46 mm x 40 mm, 78g. Unknown maker, German Army Issue, Kassel, Germany, c. 1915.

Metal box for Phenazon containing paper packets of drugs

1915
Chemical balance used by Dr. Andrew Ure (1778-1857), made by Breithaupt & Sohn in Cassel, 43cm/17" beam. Glazed wooden case with a long drawer in the base, brass beam and pillar.

Chemical balance used by Dr. Andrew Ure (1778-1857)

Two boxes for mining transit theodolite, 4-inch, by F.W. Breithaupt & Sohn, Kassel, Germany, 1910-1915

Cases for mining transit theodolite, 1910-1915

1910-1915
Rigid tube from phonendoscope

Bazzi and Bianchi's phonendoscope tubing

Connector from phonendoscope

Bazzi and Bianchi's phonendoscope connector

Three flexible tubes from phonendoscope

Bazzi and Bianchi's phonendoscope tube

Bazzi and Bianchi's phonendoscope

Bazzi and Bianchi's phonendoscope

Orrery clock marked `L Deichmann's Astronomisches Chronometer, Cassel', late 19th century, distressed

Orrery planetary model & clock

1880-1901
Three rolls of plaster tape, made in Germany, 1914-1918

Three rolls of plaster tape

1914-1918
Cathetometer by F W Breithaupt & Sohn, Hesse Cassel, 1883

Cathetometer by F W Breithaupt & Sohn

1883
Chemical balance used by Dr. Andrew Ure (1778-1857), has a glazed wooden case and a long wooden drawer in the base, made by Breithaupt & Sohn, Cassel. Brass beam and pillar.

Analytical balance by Breithaupt & Sohn, Germany, 1804-1830

1804-1830