Question: Carroll Nathaniel Jones III, was an artist in the style of American realism, The Coe-Kerr Gallery of NYC and which company represented him, as well as Frederick R. Koch, an American collector and philanthropist, the eldest of the four sons born to American industrialist Fred Chase Koch?

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Koch family: The Koch family ( ) is an American family engaged in business, most noted for their political activities and control of Koch Industries, the second-largest privately owned company in the United States (with 2013 revenues of $115 billion).  The family business was started by Fred C. Koch, who developed a new cracking method for the refinement of heavy crude oil into gasoline.  Fred's four sons litigated against each other over their interests in the business during the 1980s and 1990s.

Charles Koch: Charles de Ganahl Koch ( ; born November 1, 1935) is an American businessman, political donor and philanthropist.  He is co-owner, chairman of the board, and chief executive officer of Koch Industries since 1967, while his brother David Koch serves as Executive Vice President.  Charles and David each own 42% of the conglomerate.  The brothers inherited the business from their father, Fred C. Koch, then expanded the business.  Originally involved exclusively in oil refining and chemicals, Koch Industries now includes process and pollution control equipment and technologies; polymers and fibers; minerals; fertilizers; commodity trading and services; forest and consumer products; and ranching.  The businesses produce a wide variety of well-known brands, such as Stainmaster carpet, the Lycra brand of spandex fiber, Quilted Northern tissue and Dixie Cup.

Frederick R. Koch: Frederick Robinson Koch ( ; born August 26, 1933) is an American collector and philanthropist, the eldest of the four sons born to American industrialist Fred Chase Koch, founder of what is now Koch Industries, and Mary Clementine (Robinson) Koch.

Weisman Art Museum: The Frederick R. Weisman Art Museum is an art museum located on the University of Minnesota campus in Minneapolis.  A teaching museum for the university since 1934, the museum is named for Frederick R. Weisman, and was designed by Frank Gehry.  Often called a "modern art museum," the 25,000+ image collection has large collections of Marsden Hartley, Alfred Maurer, Charles Biederman, Native American Mimbres pottery, and traditional Korean furniture.

Carroll N. Jones III: Carroll Nathaniel Jones III (July 2, 1944 - June 22, 2017) was an artist in the style of American realism.  Carroll grew up in New Providence, New Jersey where his father, an illustrator for Life (magazine), was his first art teacher.  He taught Carroll techniques of the Old Masters, who emphasized light, perspective, and composition.  Carroll went to school in New York City (NYC) and enrolled in the Phoenix School of Design at age 17.  He later attended Hartford Art School and became a commissioned portraitist for 10 years.  His work, "Church Window" was recognized in the New York Times, and he moved away from portraits to recreate scenes that sparked memories of his childhood.  He was most influenced by Andrew Wyeth and Edward Hopper.  The Coe-Kerr Gallery of NYC and Whistler's Daughter Gallery of New Jersey represented him, as well as contemporaries Wyeth and Hopper.  Malcolm Forbes, Frederick R. Koch, Stephen Sondheim, William Schuman, and Jean Shepherd held private collections of his work.  He exhibited at Newark Museum and Trenton Art Museum in New Jersey, and in universities, galleries and museums in seven states by his mid-thirties.  His work is part of the permanent collections of Seton Hall University and Newark Museum.  Art critic Marion Filler considered his work Magic realism, a quiet movement made popular in America beginning in the 1920s by Hopper, and related to Surrealism.

John of Denmark (1518–1532): John of Denmark (Danish: "Hans" ; 21 February 151811 August 1532) was the eldest child and first of four sons born to the King and Queen of Denmark and Norway, Christian II and Isabella of Austria.

Fred C. Koch: Fred Chase Koch ( ; September 23, 1900 – November 17, 1967) was an American chemical engineer and entrepreneur who founded the oil refinery firm that later became Koch Industries, a privately held company which, under the principal ownership and leadership of Koch's sons, Charles and David, is listed by "Forbes," as of 2015, as the second-largest privately held company in the United States.

Mary R. Koch: The Mary R. Koch was a 274.330 Mt combined ore carrier and oil tanker.  The ship was named after Mary Robinson Koch, wife of American industrialist Fred C. Koch.

Prince Christian-Sigismund of Prussia: Prince Christian-Sigismund of Prussia (born March 14, 1946) is one of the three paternal uncles of Georg Friedrich, Prince of Prussia, head of the House of Hohenzollern since 1994, which reigned over Germany until 1918.  He is the youngest of four sons born to Louis Ferdinand, Prince of Prussia (1907-1994) and Grand Duchess Kira Kirillovna of Russia (1909-1967).  He was the heir presumptive to the headship of the deposed House of Hohenzollern from the death of his father to 20 January 2013, when Georg Friedrich fathered twin sons, relegating Christian-Sigismund to a more remote place in the Line of succession to the former German throne.

Koch family foundations: The Koch family foundations are a group of charitable foundations in the United States associated with the family of Fred C. Koch.  The most prominent of these are the Charles Koch Foundation and the David H. Koch Charitable Foundation, created by Charles Koch and David Koch, two sons of Fred C. Koch who own the majority of Koch Industries, an oil, gas, paper, and chemical conglomerate which is the US's second-largest privately held company.  Charles' and David's foundations have provided millions of dollars to a variety of organizations, including libertarian and conservative think tanks.  Areas of funding include think tanks, political advocacy, climate change scepticism, higher education scholarships, cancer research, arts, and science.

Supporting paragraphs: Carroll N. Jones III Frederick R. Koch
Answer: Whistler's Daughter Gallery of New Jersey