Question: Charles Andrews graduated from what college preparatory boys' school?
Context: Hebron Academy, founded in 1804, is a small, independent, college preparatory boarding and day school for boys and girls in grades six through postgraduate. Worksop College Preparatory School, Ranby House is a co-educational independent preparatory, day and boarding, school for boys and girls aged 3 to 13.  It was founded by Nathaniel Woodard and is a member of the Woodard Schools.  The school is the feeder to Worksop College which is located some 5 miles away.  The school currently has around 260 pupils and the Head Master is Christian Pritchard.  The school has two main parts, the 'Pre-Prep' (3–7 years of age) and the 'Preparatory School'.  This 'Preparatory School' is then divided further into the four groups or houses: St Alban; St Benedict; St Columba; and St Dunstan. Saudi Aramco's College Preparatory Center (CPC) is where College Preparatory Program (CPP) takes place.  It is a pre-requisite to enter the College Degree Program for Non Employees (CDPNE), a highly selective program run by the Saudi Arabian Oil Company, Saudi Aramco (established in 1985).  CPP (College Preparatory Program) is a 10-months program of study at the CPC (near Industrial Training Center in Dhahran) for boys, and STC (Special Training Center) which is located inside the seniors' campus, for girls.  After those ten months students move on to universities abroad either to US, UK, Canada, China, Korea, Japan or Australia to finish their 4-year bachelor's degree education under the CDPNE program. Charles Andrews (February 11, 1814 – April 30, 1852) was a United States Representative from Maine.  He was born in Paris, Maine on February 11, 1814.  He attended the district school and graduated from Hebron Academy. The Marissa Academy is a historic school building located at 610 S. Main St. in Marissa, Illinois.  The building was built in 1891 for the Marissa Academy, a college preparatory academy which had graduated its first class two years prior.  The private school was the first college preparatory school in the area.  Graduating students at the academy could enroll at Monmouth College without taking a qualifying examination under a special arrangement.  In 1900, the academy closed after a public high school opened in Marissa.  The building has since been used as a meeting hall for community groups and as additional space for Marissa's elementary school.  It is now the headquarters of the Marissa Historical and Genealogical Society. TMI — The Episcopal School of Texas (in full Texas Military Institute) is a selective coeducational Episcopal college preparatory school with a military tradition in San Antonio, Texas for boarding and day students.  It is the flagship school, and sole secondary school, of the Episcopal Diocese of West Texas.  TMI is the oldest Episcopal college preparatory school in the American Southwest.  Founded as West Texas School for Boys, the school was later known as West Texas Military Academy, and popularly nicknamed 'West Point on the Rio Grande', though it is several hours from the Rio Grande itself. Rexford College Preparatory High School was a small private school which originated in the early 1950s in Beverly Hills, California and was originally known as "Rexford Junior and Senior High School".  The owners and originators of the school were David and Pearl Axlerod.  The school was known for its small class size and individual attention in academia for students.  Rexford College Preparatory High School consisted of grades 7 through 12 originally, then in later years consisted of grades 9 through 12.  The school was sold in 1971, and later became known as Concord.  The school had many celebrities and families of the elite.  "Rexford" was located at 9250 Olympic Boulevard, Beverly Hills, California 90210 in a Classic Spanish style Duplex typical and symbolic of the architecture of Los Angeles in the 1940s.  It is now part of Beverly Hills Preparatory School. T.M. Landry College Preparatory (also known simply as T.M. Landry) is a co-educational, private college-preparatory high school in Breaux Bridge.  T.M. Landry College Prep is an independent, year-round college preparatory school, grades K-12.  In 2017, students from TM Landry College Prep graduated and are headed to top universities in the country. The Cutler School of New York was a primary through college preparatory boys' school in Manhattan, New York City, New York established in 1876 by Arthur Cutler.  (A.B., Harvard 1870; Ph.D., Princeton 1885).  The school's founder tutored Theodore Roosevelt, who entered Harvard in 1876.  The majority of Cutler graduates entered Harvard, Columbia, Yale, and Princeton, the numbers being in the order named.  The school appears to have moved from 49 and 51 East 61st Street to Madison Avenue after 1918, when its founder died.  Although the school advertised for students in October 1923, the school property at 755 Madison Avenue was sold in January 1924.  (Assembled from New York Times articles.) Clement Walker Andrews (January 13, 1858 – November 20, 1930) is an American librarian.  Andrews graduated from Harvard University in 1880 and served as an instructor in chemistry at the Massachusetts Institute of Technology from 1883-1892.  He served as librarian at the Institute from 1889-1895.  Andrews served as the first librarian of John Crerar Library from 1895 until his retirement in 1928.  His contributions to the profession of Library Science include the introduction of catalog card exchanges between libraries and printed lists of current periodicals.
Answer: Hebron Academy