A photo of Helen Bidwell and Betty Schwingel hitchhiking in the 1920s is among items presented in the Special Collections Library exhibit “Highlights of Recent Acquisitions” at the Harlan Hatcher Graduate Library. The recently acquired items include Mexican political posters, a design for a railroad bridge built in Prague in 1850, assorted unusual and historical books, and items from the archives of Robert Altman, Nicholas Delbanco, Richard Tillinghast and others. Hours are 10 a.m.-5 p.m. Monday through Friday and 10 a.m.-noon Sundays through April 30. Photo courtesy Special Collections Library