E.G. Crichton and Kim Anno, creators of the community art project Lost and Found: A Museum of Lesbian Memory, will hold a lecture and discussion at San Franciscos Jon Sims Center on June 26 as part of the National Queer Arts Festival. The evening will focus on art, community, identity, and what the creators are calling slippery subjects. The center is located at 1519 Mission St. (at 11th). For more information, call (415) 554-0402 or visit the festival Web site, www.queerculturalcenter.org.