The third in the 2013 Jonathan L. Fairbanks Lecture Series at The Ayer Mansion, 395 Commonwealth Avenue in Boston, will take place Tuesday, June 18, with Richard Guy Wilson, Commonwealth Professor of Architectural History at University of Virginia speaking on Meaning in Louis Comfort Tiffany: Laurelton Hall and Windows.  The evening will begin at 6:30 with wine and cheese, followed by the lecture at 7.  Tickets ($25, $5 students) may be purchased on line at www.AyerMansion.org.