Cornelius Knudsen was a manufacturer of scientific instruments based in Copenhagen, Denmark. The company gained an international reputation and its instruments were used on a number of polar expeditions.
The company was founded on 10 March 1838 by Jens Cornelius Knudsen (f1807-1879). The company was initially based on Gråbrødretorv but relocated to a building at the corner of Købmagergade and Løvstræde in 1845.
Knudsen's son Theodor Valdemar Cornelius Knudsen (1844-) served as a cadet on the corvetette Heimdal in 1860. He formed a friendship with Prince Wilhelm, the later George I of Greece, who also served as a cadet on the ship. Back on land, he initially worked in his father's workshop and then attended classes at the College of Advanced Technology. He headed the family firm from 1870 and continued it alone after his father's death. On 27 May 1884, he changed his last name to Cornelius-Knudsen. [1]
Cornelius-Knudsen's sons Aage Cornelius Knudsen (1879-) and Jens Cornelius Knudsen (1885-) were assistant directors from 1905 and 1908. The company was in 1950 owned by Anna Cornelius-Knudsen (1909-). [2]
The company was from 1895 based at Købmagergade 15. The old building was replaced by a new Domus Optica in 1946-1947. It was constructed to a Functionalist design by Svenn Eske Kristensen. [3]
The product range comprised optical, navigational, and surveying instruments, planimeters and equipment for telegraphy. [4]
Nexø, sometimes spelled Neksø, is a town on the east coast of the Baltic island of Bornholm, Denmark. With a population of 3,607, it is the second largest town, as well as the largest fishing port on the island. Fishing is the mainstay of the town's economy. Nexø is also the site of a distillery and a mustard factory. The town is also a port of call for the passenger ferries linking Bornholm with Kołobrzeg, Darłowo, and Ustka in Poland. Dueodde, the largest beach on Bornholm, is located south of Nexø, in the southeastern corner of the island.
Jens Martin Knudsen was a Danish astrophysicist. During his scientific career Knudsen authored or co-authored more than 100 scientific articles, and was a longtime advisor to NASA.
Nørrebrogade is the principal shopping street of the Nørrebro district of Copenhagen, Denmark. It runs from The Lakes in the southeast to Nørrebro station in the northwest, linking Frederiksborggade and Queen Louise's Bridge with Frederikssundsvej. The street passes Assistens Cemetery, Nørrebro Runddel and the Superkilen linear park. Buildings include the multipurpose venue Nørrebrohallen and two churches.
Store Kannikestræde is a street in the Old Town of Copenhagen, Denmark, connecting Frue Plads to Købmagergade. Its history is closely associated with the University of Copenhagen and some of Copenhagen's oldest halls of residence are located in the street. It has been pedestrianized since 1973.
Købmagergade is a pedestrian shopping street in the Old Town of Copenhagen, Denmark. It connects Amagertorv on Strøget to Nørreport station, although the last section, north of Kultorvet, is part of Frederiksborggade, which continues on the other side of the railway station.
Møinichen Mansion is a town mansion Købmagergade in central Copenhagen, Denmark. It later served as headquarters of Royal Danish Mail from 1779 until 1912 and was known as the Royal Mail House. Købmagergade Post Office, was located in the building until June 2015 while the Post & Rele Museum was located on the two upper floors from 1907 until 2015. The building was acquired by the PFA pension fund in December 2014 and is under conversion into office and retail space.
Ivar Peter Bagger Knudsen was a Danish engineer. As the director of Burmeister & Wain (B&W), Knudsen led the development of the MS Selandia, the biggest, most advanced diesel-powered vessel of its time.
Arnold Busck, named after founder Arnold Busck, is a family-owned Danish company with activities in book distribution and publishing. The Arnold Busck chain of bookstores is one of the largest Danish book retailers with 30 stores.
Valkendorfsgad is a street in the Old Town of Copenhagen, Denmark. It runs from Købmagergade in the northeast to the Church of the Holy Ghost in the southwest where it makes a sharp turn left to join Strøget. The street passes the rear side of the Church of the Holy Ghost. Kringlegangen connects it to the square Gråbrødretorv.
Jens Dalsgaard Stage is a Danish professional footballer who plays for Danish Superliga side FC Copenhagen. Stage is a versatile player, who has been deployed as a fullback, midfielder, winger and forward.
The Post & Tele Museum was Denmark’s national museum of post and telecommunications from 1913 to 2017. In January 2017 it reopened in a new location as Enigma - Museum for Post, Tele og Kommunikation.
Købmagergade 7 is a listed commercial property on the pedestrianized shopping street Købmagergade in Copenhagen, Denmark.
P. Hertz is a leading Danish jeweller based at Købmagergade 34 in Copenhagen, Denmark. The firm was founded by goldsmith Peter Hertz in 1834 and is still owned by the Hertz family. P. Hertz is based at the corner of Købmagergade and Kronprinsensgade in central Copenhagen. The building dates from 1785 and was designed by Johan Peter Boye Junge. It is Purveyor to the Court of Denmark.
St. Stephen's Church is a Church of Denmark parish church located at Nørrebrogade 199 in the Nørrebro district of Copenhagen, Denmark. Built in 1874 to designs by Ludvig Knudsen, it is the second oldest church in the district. The composers Knud Jeppesen and Jens Bjerre Jacobsen have both served as organists at the church.
Jacob Marstrand was a Danish master baker and politician. He was a member of Copenhagen City Council from 1893 and served as Mayor of the Technical Department in 1904–17. His second wife was the children's book writer Margrethe Marstrand.
Vilhelm Prior was a Danish book dealer and publisher. He was awarded the title book dealer to the Greek court in 1876 and to the Danish court in 1906. His book shop was from 1875 based at Købmagergade 52 in Copenhagen.
Axel Theodor Kittendorff was a Danish xylographer.
Camillus Nyrop was a Danish instrumentmaker and bandagist. He was the founder of Camillus Nyrops Etablissement, Denmark's first manufacturer of surgical instruments and artificial lims.
Jacob Stilling-Andersen was a Danish dairy manager and businessman. He played a central role in the foundation of a number of co-operative dairy companies in the 1870s and 1880s before founding The Danish Bulter Export Union Ltd. in 1902. He served on the board of the Port of Copenhagen from 1913 and was its vice chairman from 1926.
Humlebæk Church is a parish church in Humlebæk, Fredensborg Municipality, som 20 km north of central Copenhagen, Denmark.