Question: What year was the boarding school attended by Frank Rosebrook Millspaugh founded?

Context paragraphs:
Piney Woods Country Life School: The Piney Woods Country Life School (or The Piney Woods School) is a co-educational independent historically African-American boarding school for grades 9-12 in Piney Woods, unincorporated Rankin County, Mississippi.  It is 21 mi south of Jackson.  It is one of four remaining historically African-American boarding schools in the United States.  It is currently the largest African-American boarding school, as well as being the second oldest continually operating African-American boarding school.

Jawahar Navodaya Vidyalaya, Amroha: Jawahar Navodaya Vidyalaya Amroha (also known as JNV Amroha or JNV Baseda Taga) is a boarding school, set up in Amroha, India, in 2000.  It is an autonomous body which works under the Department of Education, Ministry of Human Resource Development (India).  The concept of opening a boarding school, called Navodaya Vidyalaya, in every district of India was born as a part of the section 5.15 in New Policy on Education (NPE86).  Jawahar Navodaya Vidyalaya Amroha has a campus of 35 acres, close to Saidpur Mafi Bijnor on NH -76, in Baseda Taga, Amroha.  It is a fully residential boarding school which provides accommodation to students, faculty and staff.

Bosei Sports High School: Bosei Sports High School (Danish: Idrætshøjskolen Bosei ) is a folk high school (non-degree granting educational institution for adults) in Præstø, Denmark, in the campus of the former Tokai University Boarding School in Denmark, a Japanese boarding school.  This school was established by local Danish authorities in conjunction with Tokai University, which had operated the boarding school.

Grennaskolan: Grennaskolan Boarding School is a Swedish boarding school located in Gränna, Jönköping County.  Grennaskolan Boarding School was founded in 1963 by Stockholm University and has today approximately 200 students, half of whom are boarding school students and half of whom are international students.

Vishwajyoti Higher Secondary School: Vishwajyoti Higher Secondary School was initially established in the year 2051 B.S (1994 A.D) by a group of highly experienced professional in the field of education at Pragatinagar – 3, Nawalparasi, Nepal, in collaboration with Nawal English Boarding School, established at Rajhar V.D.C. in the year 2039 B.S (1982 A.D) to promote it from Primary Level to Secondary Level and was run under the name of Nawal English Boarding School (NEBS) upto 2056 B.S (1999 A.D).  NEBS was later merged into Vishwa Jyoti English Boarding School in the year 2057 B.S (2000 A.D).  In the year 2064 B.S (2007 A.D) the school upgraded itself to the Higher Secondary Level, affiliated to the Higher Secondary Education Board (H.S.E.B.) and started running classes in the science and management stream. official website

Bagsværd Kostskole og Gymnasium: Bagsværd Kostskole og Gymnasium (Eng: 'Bagsværd Boarding School and Gymnasium'), usually referred to among students, teachers etc. as simply BK, is a private day school, gymnasium, and boarding school situated in Bagsværd, a suburb of Copenhagen.  The vast majority of the 800 pupils and students at BK commute to school every day; the boarding school (Haraldsgave, lit.  "Harald's Gift", commonly known as Haga) only houses up to 60 students.

Frank Rosebrook Millspaugh: Frank Rosebrook Millspaugh (born April 12, 1848 in Nichols, New York), was an alumnus of Shattuck School, now Shattuck-Saint Mary's, Faribault, Minnesota.

Shattuck-Saint Mary's: Shattuck-St.  Mary's (also known as Shattuck-St.  Mary's School, Shattuck, or simply SSM) is a coeducational Episcopal-affiliated boarding school in Faribault, Minnesota, United States.  Established in 1858 as an Episcopal mission school and seminary, within a decade the school grew to include Shattuck Military Academy, St. Mary's Hall for girls and later (in 1901) St. James School for younger boys.  In 1974 the three schools dropped all military programs and combined as Shattuck-St.  Mary's.  It is now known for its Centers of Excellence programs in engineering, bioscience, pre-conservatory music, and vocal performance, as well as hockey, soccer, figure skating, and golf.  Approximately 70% of its students are boarders.

Concho Indian Boarding School: Concho Indian Boarding School (also known as the Cheyenne-Arapaho Boarding School at Concho or Concho Indian School and home to the Concho Demonstration School) was a boarding school for members of the Cheyenne and Arapaho Tribes and later opened to other Native American students.  It existed from 1909 to 1983.  It was located in central Oklahoma, approximately 1 mile south of Concho, Oklahoma and 4 miles north of El Reno, Oklahoma.  The name of the town and school is the Spanish word for "shell" and was named for the Indian agent, Charles E. Shell.

William Chauncey Emhardt: William Chauncey Emhardt (January 29, 1874 – August 5, 1950) was secretary of the Episcopal Church's Advisory Commission on Ecclesiastical Relations, and a prominent figure in ecumenical relations between Anglicans and Orthodox Christians, as well as Anglicans and Old Catholics.  He was ordained to the priesthood on May 19, 1898 by Bishop Frank Rosebrook Millspaugh, Bishop of the Episcopal Diocese of Kansas.

Supporting paragraphs: Frank Rosebrook Millspaugh Shattuck-Saint Mary's
Answer: 1858