Dates: 1927-2002. Size: 12 linear feet. Accession #2010/08. Chicago Public Library, Woodson Regional Library, Vivian G. Harsh Research Collection of Afro-American History and Literature. Betty Gubert is a retired librarian who worked for decades at the Schomburg Center for Research in Black Culture. She is the author of several books on African Americans in aviation, including the noted bibliography Invisible Wings. Her papers include correspondence with black aviators, photographs and subject research files. [Finding aid]