Question: Mark A. Carleton's birthplace shares a border with which other county?

full_context: Document 1: John Mortvedt: Born and raised on a Dell Rapids, South Dakota, farm to Ernest and Clara Mortvedt, John Mortvedt earned a bachelor's degree in agronomy from South Dakota State University in 1953. After a brief return to the farm, Mortvedt was a pilot for a US Army aviation unit stationed in Colorado, between World War II and the Korean War. He married Marlene Fodness in Rapid City, South Dakota, on January 23, 1955. Mortvedt studied for a master's degree in soil science from SDSU and graduated in 1959, continuing for his Ph.D. in soil chemistry from the University of Wisconsin–Madison in 1962. Mortvedt wrote his thesis on “the effect of manganese and copper on the growth of "Streptomyces scabies" and the incidence of potato scab.”
Document 2: Carl Kaestle: Carl Frederick Kaestle (born March 27, 1940) is University Professor and Professor of Education, History, and Public Policy emeritus at Brown University. His historical research has focused on the development of American schools, particularly in the 1800s. He has worked at the University of Chicago and University of Wisconsin–Madison and is a former president of the National Academy of Education.
Document 3: Brownsville Northside Historic District: Brownsville Northside Historic District is a national historic district located adjacent to the Brownsville Commercial Historic District at Brownsville, Fayette County, Pennsylvania. The district includes 188 contributing buildings and 2 contributing sites in a neighborhood of Brownsville. Most of the contributing buildings are residential, with some commercial buildings and nine churches. The house styles are reflective of a number of popular 19th- and early-20th-century architectural styles including Colonial Revival, Bungalow / American Craftsman, and Greek Revival. The oldest building is Brashear's Tavern (c. 1797), and there are five buildings that date between 1815 and 1840. The contributing sites are cemeteries associated with two of the churches. Located in the district and separately listed are the St. Peter's Church and Bowman's Castle.
Document 4: Hinton Historic District: The Hinton Historic District is a national historic district located at Hinton, Summers County, West Virginia. The original Hinton Historic District is bordered roughly by the Chesapeake and Ohio Railroad line, James Street, 5th Avenue, and Roundhouse. The boundary increase extended the district to include Mill Street. It encompasses 212 contributing buildings, one contributing structure (a railroad water tank), and two contributing objects (veterans' memorials). They include the business and commercial core of Hinton and surrounding residential areas. The buildings are largely two and three story with first floor commercial activities with offices and apartments above. Many of the buildings feature stone trim and some have cast iron store fronts. Residential buildings are representative of popular late 19th- and early 20th-century architectural styles. Notable buildings include the Wagon Wheel Restaurant (1876), Summers County Library, R.R. Flanagan Building (c. 1906), Lowe Furniture Company Building (c. 1905), former National Bank of Summers building, O. Ike Keaton residence (c. 1905), Bluestone Tire Company building (C. 1919), C&O Railway Passenger Station, Y.M.C.A. (c. 1911), First Baptist Church (1913), Hotel McCreery (c. 1907), Ewart-Miller Building (c. 1905), McCreery / Palmer residence, Carnegie Library, Summers County Jail (1870s), and U.S. Post Office (1926, expanded 1960s). Located in the district is the separately listed Summers County Courthouse.
Document 5: Hokes Mill Covered Bridge: Hokes Mill Covered Bridge is a historic covered bridge at Ronceverte, Greenbrier County, West Virginia. It was built between 1897 and 1899, and measures 12 feet wide and 81.6 feet long. It has red board-and-batten siding and a standing seam metal roof. It is one of two remaining covered bridges in Greenbrier County, the other being Herns Mill Covered Bridge.
Document 6: Robert Greenleaf Leavitt: "I expect to put in the rest of my time before I retire to my farm in Maine in helping to improve the schools of this State System," Leavitt wrote to his Harvard class. "At 60 I expect to retire for 40 years of research, with special reference to fruits adaptable to Maine, at my experiment station in a beautiful country among the foothills of the White Mountains. (My great great grandfather was a man of God-given taste in scenery)."
Document 7: Alden Bridge: The Alden Bridge is a historic bridge in Alden, Iowa, which carries the town's Main Street over the Iowa River. The concrete bridge is long and consists of two spans. It was built in 1936 to replace an earlier wooden bridge that had begun to deteriorate. The Weldon Brothers Construction Co. supervised the bridge's construction, while the Iowa State Highway Commission designed the structure; it was one of the first bridges designed by the ISHC, which used similar plans for many other bridges in the state. Labor for the construction effort came from the Works Progress Administration, providing jobs for many of Hardin County's unemployed residents. The bridge was dedicated on July 4, 1936, as part of Alden's Independence Day celebrations.
Document 8: Deane Waldo Malott: The son of a banker, Malott was born in Abilene, Kansas and went on to study at the University of Kansas. While at school there, he wrote for the "University Daily Kansan" and was a brother in the Alpha Nu Chapter of the Beta Theta Pi fraternity and the Alpha Kappa Psi business fraternity. He graduated in 1921 with a degree in economics, and he went on to the Harvard Business School. After his 1923 graduation, he worked as an administrator at Harvard until 1929 when he was hired by the Hawaiian Pineapple Company. He returned to Harvard in 1933 as a Professor and then in 1939 he returned to his alma mater to become Chancellor of University of Kansas. While serving as Chancellor of the university, he helped oversee the transition of a peacetime campus to a wartime one, and enabled KU to train thousands of military personnel.
Document 9: Reedville Historic District: Reedville Historic District is a national historic district located at Reedville, Northumberland County, Virginia. The district includes 64 contributing buildings in the village of Reedville. It is an assemblage of primarily residential buildings dating to the late-19th and early-20th century during the village's predominance in the menhaden fishing industry. Notable buildings include the Reedville Masonic Hall, Bethany Methodist Church (1899), five modified Queen Anne style houses known as "Millionaires Row," Reedville Market (the former Blundon and Hinton Department Store), Reed and Rice Store (1913), and the former People's Bank of Reedville (1910).
Document 10: Jobst Brandt: Brandt was born in New York City, where his father, the German-born agricultural economist Karl Brandt, was a professor at the New School for Social Research. The family moved to Palo Alto in 1938. Jobst Brandt studied mechanical engineering at Stanford University, graduating in 1958. After two years of military service in the US Army Corps of Engineers, stationed near Frankfurt, Germany, he found employment at Porsche. His subsequent employers included Hewlett Packard, SLAC National Accelerator Laboratory, and Avocet, a bicycle accessories brand. At Avocet, he was involved in the development of a cyclocomputer (patent 6,134,508), touring shoes (patent 4,547,983), and a high-performance bicycle tire, and published "The Bicycle Wheel", a unique treatise on wheelbuilding which became a best-seller.
Document 11: Old Catonsville Historic District: Old Catonsville Historic District is a national historic district in Catonsville, Baltimore County, Maryland, United States. It was laid out with the construction of the electric railway and is overwhelmingly residential, with three churches (one with a school), a modern public library, and an Art Deco water tower. Architectural styles in the district range from mid- to late-19th century vernacular "I-houses" to late-19th and early-20th century styles such as Queen Anne, Bungalow, Colonial Revival, Dutch Colonial, Tudor Revival, and Craftsman. A large number of these dwellings have freestanding garages, typically finished in a like manner to their houses.
Document 12: Alderson Historic District: Alderson Historic District is a national historic district located at Alderson, Greenbrier County and Monroe County, West Virginia. The district encompasses 196 contributing buildings and three contributing sites located in the commercial district and surrounding residential section. They are predominantly 19th and early 20th century frame detached residences and masonry commercial buildings including notable examples of the Federal, Greek Revival, and Queen Anne styles. Notable buildings include the Woodson Mohler Grocery building, Johnson and Gwinn warehouse, Greenbrier Mill, First National Bank building, Alderson's Store, Cheasapeake and Ohio depot, U.S. Post Office, and the City Hall (1939). The Alderson Ferry Site is for the ferry established 1789. Located in the district is the separately listed Alderson Bridge.
Document 13: Mark A. Carleton: Carleton was born near Jerusalem, Monroe County, Ohio, but the family moved to Cloud County, Kansas in 1876 where he worked on his father's farm. He attended Kansas State Agricultural College (now Kansas State University), graduating in 1887 with his bachelor's. For the next two years he taught natural history at Garfield University in Wichita. When funds ran out to pay him, he returned to Kansas State Agricultural College and acquired his master's degree in botany and plant cultivation. While there, he worked with A.S. Hitchcock on the study of plant rusts and published a number of papers, which, with Hitchcock's endorsement, got Carleton a job as an assistant pathologist in the Division of Vegetable Physiology and Pathology of the United States Department of Agriculture (USDA).
Document 14: Margaret Altmann: Margaret Altmann was born in Berlin, Germany. She worked in farm management. She attended the University of Bonn for rural economics. She received her PhD from Bonn in 1928. After graduation, she stayed in Germany and worked in the government farm industry, focusing on the breeding of dairy animals. In 1933, she relocated to the United States. She attended Cornell University. She received her second PhD from Cornell, with a degree in animal breeding from the psychobiology department. Altmann became a citizen of the United States in 1933.
Document 15: James Carnahan: Born in Cumberland County, Pennsylvania, Carnahan was an 1800 graduate of the school when it was called College of New Jersey. He held positions at churches in New Jersey and New York until moving to Georgetown, District of Columbia in 1814 to teach school for nine years.
ground_truth: Greenbrier County
sub_queries: Mark A. Carleton >> place of birth Answer: Monroe County
Monroe County >> shares border with Answer: Greenbrier County