from philanthropist and steel baron Andrew Carnegie, which enabled the construction of the first branch in 1901. Today the library operates 25 branch locations throughout the city. The Dallas Public Library also operates J. Erik Jonsson Central Library, the 8-story main library in the Government District of downtown. It also operates the Bookmarks Children's library in the Northpark Mall. The University of Texas Southwestern Medical Center in the Stemmons Corridor operates a library across two branches on its north and south campuses. The library holds 256,000 volumes in all formats, including 83,000 books and 30,000 full-text electronic journals. Weekend supplementary education The Japanese School of Dallas, a Japanese supplementary weekend school, conducts its classes, intended for Japanese nationals and Japanese Americans, at Ted Polk Middle School in Carrollton; the school has its main offices in Farmers Branch. Its classes were formerly held at Dan F. Long Middle School in the Dallas city limits. References