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John Monroe Van Vleck (March 4, 1833 – November 4, 1912) was an American mathematician and astronomer. He taught astronomy and mathematics at Wesleyan University in Middletown, Connecticut for more than 50 years (1853-1912), and served as acting university president twice. The Van Vleck Observatory (at Wesleyan University) and the crater Van Vleck on the Moon are named after him.

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27-511: Van Vleck can refer to: People [ edit ] John Monroe Van Vleck , American astronomer, father of Edward Burr van Vleck Edward Burr Van Vleck , American mathematician, father of John Hasbrouck van Vleck, son of John Monroe van Vleck John Hasbrouck Van Vleck , Nobel Prize-winning American physicist, son of Edward Burr van Vleck Tom Van Vleck , American computer software engineer Trevor Van Vleck , All American Pole Vaulter. Creator of

54-600: A family was $ 46,063. Males had a median income of $ 31,524 versus $ 22,628 for females. The per capita income for the city was $ 16,824. About 8.3% of families and 10.2% of the population were below the poverty line , including 11.5% of those under age 18 and 9.4% of those age 65 or over. Mount Pleasant is also home to the Midwest Old Thresher's Reunion which attracts a crowd numbering over 100,000 admissions annually during an extended five-day weekend which ends on Labor Day. The reunion dates back to 1950 and pays tribute to

81-532: A female householder with no spouse or partner present and 19.7% had a male householder with no spouse or partner present. 40.1% of all households were non-families. 35.0% of all households were made up of individuals, 16.4% had someone living alone who was 65 years old or older. The median age in the city was 36.8 years. 22.7% of the residents were under the age of 20; 10.2% were between the ages of 20 and 24; 26.7% were from 25 and 44; 22.7% were from 45 and 64; and 17.7% were 65 years of age or older. The gender makeup of

108-399: Is a city in and the county seat of Henry County in the U.S. state of Iowa . The population was 9,274 in the 2020 census , an increase from 8,668 in the 2010 census . It was founded in 1835 by pioneer Presley Saunders. The first permanent settlement at Mount Pleasant was made in 1833. Mount Pleasant was incorporated as a town in 1842, and again in 1851. In 1869, Mount Pleasant was

135-534: Is different from Wikidata All article disambiguation pages All disambiguation pages John Monroe Van Vleck John Monroe Van Vleck was born on March 4, 1833, in Stone Ridge, New York ; he was the son of Peter Van Vleck and Ann Hasbrouck. He graduated from Wesleyan University in 1850, and began teaching at Greenwich Academy . The degree of LL.D. was conferred on him by Northwestern University in 1876. From 1851 to 1853 he had been an assistant at

162-491: Is land and 0.02 square miles (0.05 km ) is water. Mount Pleasant's population density is estimated at 1,123 people per square mile, which is considered low for urban areas. As of the census of 2020, there were 9,274 people, 3,218 households, and 1,926 families residing in the city. The population density was 1,074.8 inhabitants per square mile (415.0/km ). There were 3,501 housing units at an average density of 405.8 per square mile (156.7/km ). The racial makeup of

189-533: The Nautical Almanac Office . He taught astronomy and mathematics at Wesleyan University in Middletown, Connecticut for more than 50 years, serving as adjunct professor of Mathematics 1853–57, professor of Mathematics and Astronomy 1858–1904, and professor emeritus 1904–12. He served as the acting president for the university on two occasions, 1872–73 and 1887–89, the vice president 1890–93. In 1904 he

216-603: The United States Senate . This building had been considered one of the most endangered historic sites in Iowa. The Mount Pleasant Mental Health Institute was built in 1861. However, in 1936, a fire did great damage to the original building. Beginning in 1976, many of the hospital facilities were transferred to the Mount Pleasant Correctional Facility , which still occupies the campus. The hospital itself

243-590: The "American Nautical Almanac". The Van Vleck Observatory at Wesleyan University was named after him, as was the crater Van Vleck on the Moon . He was married to Ellen Maria Burr on May 2, 1854. His wife died December 26, 1899, but he lived an additional 12 years. J. M. van Vleck was survived by a son and three daughters: Edward taught at the University of Wisconsin–Madison , where he became professor emeritus in 1926. Mount Pleasant, Iowa Mount Pleasant

270-433: The "STA Block" app currently on the apple app store, All Met Cross Country Runner Places [ edit ] Van Vleck, California Van Vleck, Texas Van Vleck Observatory , Connecticut (IAU code 298) Van Vleck (crater) Van Vleck House and Barn Van Vleck House and Gardens Van Vleck Independent School District Van Vleck High School Howard Van Vleck Arboretum Topics referred to by

297-650: The Mount Pleasant Correctional Facility and Mount Pleasant Community School District are also larger employers for the city. The public school system in Mount Pleasant is administered by the Mount Pleasant Community School District . The district oversees the high school, middle school and four elementary schools, Harlan, Lincoln, Salem, and Van Allen. The WisdomQuest Education Center serves as an alternative high school for

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324-676: The agricultural heritage of the American Midwest in an extensive, highly interactive manner, with live-action exhibition-style displays centering on restored mechanical equipment, particularly steam engines, farm tractors, stationary gas engines, antique and classic cars, the narrow-gauge Midwest Central Railroad , and electric trolleys. Mount Pleasant is home to manufacturing, distribution and agribusiness companies. The more prominent businesses are Wal-Mart Distribution Center, Lomont Molding, Innovaire, Continental ContiTech, Ceco Building Systems and West Liberty Foods. Henry County Health Center,

351-408: The average family size was 3.01. Age spread: 22.5% under the age of 18, 11.6% from 18 to 24, 31.5% from 25 to 44, 20.2% from 45 to 64, and 14.1% who were 65 years of age or older. The median age was 36 years. For every 100 females, there were 110.0 males. For every 100 females age 18 and over, there were 113.6 males. The median income for a household in the city was $ 35,558, and the median income for

378-524: The bar. The legislature changed its statute. The third floor of the Union Block housed the Opera House or Union Hall, a gathering place for the community. It attracted national speakers on tour, including abolitionists Frederick Douglass , Sojourner Truth , and Anna Dickinson . James Harlan also spoke there, as he was president of Iowa Wesleyan College in the town, and later was elected several times to

405-399: The bay from San Francisco . U.S. Route 34 bypasses Mount Pleasant to the north, while U.S. Route 218 / Iowa Highway 27 bypass the city to the east. These highways' former routes through the city are now designated as business routes. The Mount Pleasant Municipal Airport (FAA Identifier: MPZ) is at an elevation of 730 ft (222.5 m) and is located 3 miles (4.8 km) southeast of

432-566: The city was 54.2% male and 45.8% female. As of the census of 2010, there were 8,668 people, 3,127 households, and 1,935 families living in the city. The population density was 1,018.6 inhabitants per square mile (393.3/km ). There were 3,365 housing units at an average density of 395.4 per square mile (152.7/km ). The racial makeup of the city was 85.7% White , 4.3% African American , 0.4% Native American , 4.4% Asian , 0.3% Pacific Islander , 2.4% from other races , and 2.5% from two or more races. Hispanic or Latino of any race were 6.7% of

459-435: The city was 80.7% White , 4.9% Black or African American , 0.5% Native American , 4.2% Asian , 0.0% Pacific Islander , 3.8% from other races and 5.8% from two or more races. Hispanic or Latino persons of any race comprised 8.7% of the population. Of the 3,218 households, 27.1% of which had children under the age of 18 living with them, 42.8% were married couples living together, 6.9% were cohabitating couples, 30.6% had

486-427: The city. The population density was 1,137.3 inhabitants per square mile (439.1/km ). There were 3,355 housing units at an average density of 436.0 per square mile (168.3/km ). The racial makeup of the city was 90.46% White , 3.19% African American , 0.32% Native American , 3.53% Asian , 0.06% Pacific Islander , 0.73% from other races , and 1.71% from two or more races. Hispanic or Latino of any race were 1.79% of

513-604: The district. The city was home to Iowa Wesleyan University , which, founded in 1842, ranked as the oldest coeducational college/university west of the Mississippi River. The P.E.O. Sisterhood , an international philanthropic organization for women, was founded on the campus in Mount Pleasant by seven Iowa Wesleyan students. Amtrak , the national passenger rail system, provides service to Mount Pleasant , operating its California Zephyr daily in both directions between Chicago , Illinois, and Emeryville , California, across

540-408: The population. There were 3,119 households, out of which 31.4% had children under the age of 18 living with them, 49.3% were married couples living together, 9.9% had a female householder with no husband present, and 37.8% were non-families. 33.2% of all households were made up of individuals, and 14.3% had someone living alone who was 65 years of age or older. The average household size was 2.34 and

567-440: The population. There were 3,127 households, of which 30.5% had children under the age of 18 living with them, 46.1% were married couples living together, 10.8% had a female householder with no husband present, 4.9% had a male householder with no wife present, and 38.1% were non-families. 33.3% of all households were made up of individuals, and 15% had someone living alone who was 65 years of age or older. The average household size

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594-526: The replacement mayor, later serving as Governor of Iowa for 8 years, and then Secretary of Agriculture under the Obama and Biden administrations. Mount Pleasant is in central Henry County at the intersection of US Routes 218 and 34 . According to the United States Census Bureau , the city has a total area of 8.53 square miles (22.09 km ), of which, 8.51 square miles (22.04 km )

621-454: The same term [REDACTED] This disambiguation page lists articles associated with the title Van Vleck . If an internal link led you here, you may wish to change the link to point directly to the intended article. Retrieved from " https://en.wikipedia.org/w/index.php?title=Van_Vleck&oldid=1118625022 " Categories : Disambiguation pages Place name disambiguation pages Hidden categories: Short description

648-511: The site of a solar eclipse expedition, under the command of James Craig Watson and sponsored by National Almanac. The total solar eclipse occurred on August 7, 1869 . In the Union Block building in 1869, Arabella A. Mansfield became the first woman in the United States to be awarded a license to practice law. She had passed the bar exam with high scores and won a court case for entry to

675-437: Was 2.31 and the average family size was 2.94. The median age in the city was 37.3 years. 21.1% of residents were under the age of 18; 12.3% were between the ages of 18 and 24; 26.5% were from 25 to 44; 24.8% were from 45 to 64; and 15.3% were 65 years of age or older. The gender makeup of the city was 52.7% male and 47.3% female. As of the census of 2000, there were 8,751 people, 3,119 households, and 1,940 families living in

702-507: Was closed in 2015. On December 10, 1986, Ralph Orin Davis, a resident, walked into a city council meeting and shot Mayor Edward King and two council members. Mayor King died of his wounds after being shot point blank in the head. The 69-year-old gunman had attended a couple of previous meetings, complaining about a backed-up sewer and wanting the city to pay for damages to his house. The two council members were seriously wounded. Tom Vilsack became

729-726: Was vice-president of the American Mathematical Society. He was a member of the Connecticut Academy of Arts and Sciences . In 1869 he was a member of the Solar Eclipse Expedition to Mount Pleasant, Iowa . He was a fellow of the A.A.A.S. His publications include "Tables giving the Positions of the Moon for 1855-'6" and for 1878–91, and similar "Tables giving the Positions of Saturn for 1857 to 1877" contributed to

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