Frodsham and Baker

Frodsham and Baker made chronometers for British Navy. William Frodsham was partner of ‘Parkinson & Frodsham’ and his son John was expert of the Board of Longitudes. When this chronometer was made, the company was run by the son of John, George Edward.

Frodsham clock-makers

Frodsham, Charles

Charles Frodsham, like John, was son of William Frodsham. In 1842 he founded his own business and made chronometers for British Navy.

Charles Frodsham history, see website of Charles Frodsham and Co, http://www.frodsham.com/index.aspx :

Fuess, R.

R. Fuess, Berlin - Steglitz
Heinrich Ludwig Rudolf Fuess (1838 - 1917) created the firm.

Gautier, Paul Ferdinand

Paul Ferdinand Gautier (1842-1909)
Gautier began his career at 13, as apprentice. At 18, he worked at Secrétan and in 1866 at Wilhem Eichens (former Secrétan's partner) and in 1876 he establsihed his own affair at 24 rue d’Enfer, near the Observatoire de Paris. When, in 1880, Eichens cannot continue working due to illnes, he became his partner and finaly bought the firm in 1881.

Goertz, C.P.

C.P. Goertz, Berlin and Vienna

From Wikipedia:
"C. P. Goerz was founded in 1886 by Carl Paul Goerz. Originally, it made mathematical tools for schools. From 1888 it made cameras and lenses. During the First World War, Goerz's main production was for the German and Austrian military. Goerz is known primarily for Anschuetz strut-folding cameras, Dagor lenses and Tengor and Tenax cameras, later continued by Zeiss Ikon.

Hartmann and Braun A.G.

Hartmann and Braun, Frankfurt.
Hartmann & Braun was founded in Germany in 1879, becoming a leading supplier of instrumentation devices by the turn of the century. In the 1920's, Hartmann & Braun expanded its offering to control equipment, and has since become a significant supplier of both instrumentation and control equipment to the German and pan-European markets.

Hughes

Hughes, London
The firm Hughes goes back to the early 19th century.
In 1947 the company merged with Kelvin, Bottomley & Baird another firm with roots going back to the early 19th century to form Kelvin Hughes, which in 1966 became a division of Smith Industries.
Trademark oh Hughes is HUSUN.

Kern

Jacob Kern founded the "mechanische Werkstatte Jacob Kern" in Aarau, Switzerland, in 1819. The first items were drawing instruments but soon became known for his geodetic and astronomical instruments. The firm merged in 1988 with Wild Leitz group.

Kessels, Heinrich Johanes

In the first half of the 19th century Heinrich Johann Kessels (1781-1849) was one of the most renowned makers of chronometers outside England. He worked with Abraham Louis Breguet in Paris and in 1821 he established his own workshop in Altona. Apart from box and pocket chronometers Kessels produced fine pendulum clocks for several astronomical observatories. His chronometers show a strong English influence, but are also very consistent with the style of Breguet.

Koenig, Rudolph

Koenig was born in Königsberg (Province of Prussia), and studied at the University of Königsberg in his native town.

About 1852 he went to Paris and in 1858 he started business on his own account. He called himself a "maker of musical instruments," but the instrument for which his name is best known is the tuning fork. Koenig's work speedily gained a high reputation among physicists for accuracy and general excellence. From this business Koenig derived his livelihood for the rest of his life. One of his last catalogs had 262 different items.

Krüss

Andres Krüss, German optician maried the daughetr of the optician Edmund Gabory (trained in London by Jesse Ramsden) and run the Gabory's company. He established his own company in 1844. After his death, his widow run the company and handed it over to her sons Edmund and William in 1851.

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