1851 The Oregon territorial legislature passed an act whereby a university would be established at Marysville, which in 1853 was renamed “Corvallis” (a Latin compound meaning "heart of the valley"). Corvallis is within the traditional homelands of the Mary's River or Chepenefu band of the Kalapuya tribe.
1858 Corvallis College, which would become OSU, is founded. A year later, Oregon would become a state. Typical for the times, Corvallis College offered elementary through 12th-grade instruction; there would be no college-level curriculum until 1865.
1862 First Morrill Act, which established land grant colleges, signed by President Abraham Lincoln. The act offered every state grants of public land to help support colleges of agriculture and mechanic arts.
1865 A Collegiate Department offering a four-year, collegiate-level, liberal arts curriculum was added to the Primary and Preparatory Departments. The new college curriculum required three years of Latin, three years of Greek, three years of mathematics, and a senior year emphasizing ethics, morals and religious training.
1870 First graduating class – one woman and two men – graduated with Bachelor of Science degrees. These were the first degrees granted in the western United States by a state-assisted college or university. The first Bachelor of Arts degrees were conferred a year later. Professor Joseph Emery is elected librarian, and in 1872, he served temporarily as acting president.
1888 Main campus opens and Community Hall completed, which housed a library room. The graduating class includes six women and four men.
1890 The college is a national leader in gender equality by being one of three land grant institutions to offer scientific courses to women. The library of the Adelphian, a student literary club, is presented to the college and becomes the nucleus of the library’s collection, and the first full-time librarian position is established with May Warren. Faculty passed a resolution that no students would be allowed to smoke in buildings or on college grounds.
1892 For the first time, students of the opposite sex are allowed to work and study together.
1899 Student enrollment tops 350 and is the largest of any college in the state.
1904 Approval given by the Board of Regents to allow international students to attend the college for the first time.
1908 Ida (widely known as “Mother” by students) Kidder becomes the university’s first professionally trained librarian after earning a degree in librarianship.
1918 Kidder Library opens — originally named the Library Building, it was renamed Kidder Library to honor Librarian Ida Kidder, who died in 1920 and was succeeded as head librarian by Lucy Lewis.