6:30-9 p.m. – The Buckhead Heritage Society commemorates the 50th anniversary of the Orly crash by hosting Ann Uhry Abrams, author of “Explosion at Orly: The Disaster that Transformed Atlanta,” and Chris Moser, producer of “The Day Atlanta Stood Still.” Cocktails at 6:30; lecture, film, and Q&A begins at 7 p.m. $5 for members; $15 for non-members. The Cathedral of St. Philip, in the Child Hall, 2744 Peachtree Rd., NW , Atlanta, 30305. To purchase tickets, go to: www.buckheadheritage.com or call 404-467-9447. For more information, email: info@buckheadheritage.com.