Jessica Lea Mayfield The young multi-instrumentalist, who has collaborated with the Black Keys and Danger Mouse, lays down a set of her soothing-yet-pensive neo-folk songs for the Southland. Her most recent long-player, "Tell Me," was released in February. The Troubadour, 9081 Santa Monica Blvd., West Hollywood. 8:30 p.m. $14. (310) 276-6168. http://www.troubadour.com.
Skydreamers It seems appropriate that the scientific triumphs of aviation are so vividly expressed by photography, itself a technology-based medium. The new exhibition, opening Friday at the Autry, traces the history and impact of human flight through photos, artwork and memorabilia. The Autry, 4700 Western Heritage Way, L.A. 10 a.m.-4 p.m. Friday, 11 a.m.-5 p.m. Saturday and Sunday. $10 adults, $6 students and seniors, $4 children 3-12, free for children under age 3. (323) 667-2000. http://www.theautry.org.
LéaLA Not far from The Times' own Festival of Books at USC, a new literary tradition will begin with LéaLA. The first Spanish-language book fair in California will feature panel discussions, book signings, talks, cultural programs and live entertainment. Participating authors include Isabel Allende, Laura Restrepo, Francisco Martín Moreno and Xavier Velasco. Los Angeles Convention Center, 1201 S. Figueroa St., L.A. 10 a.m.-7 p.m. Friday through Sunday. Free. http://www.lea-la.com.