Inside Higher Ed is reporting significant savings coming out of the State of Washington Open Course Library:

Students at the state of Washington’s 34 community and technical colleges will save hundreds of thousands of dollars a year because of low-cost textbooks produced by the state’s Open Course Library, the college system said this week. The library, which received funding from the state legislature and the Bill & Melinda Gates Foundation, spent $1.8 million to develop low-cost course material, including textbooks of no more than $30, for 81 common courses. The effort has already saved students $5.5 million since fall 2011, according to an analysis by The Student Public Interest Research Groups, an advocacy organization. Read more.