Field Day: Cathy Corsi (left) and JoAnn Stooksberry spent five hours brushing up on their oil-based plein-air paint skills around Lamorinda during a recent Sunday competition to promote the October 2 art show at St. Mary's SODA Center. Photo Eric Dausman

The sixth annual Preserve Lamorinda Open Space (PLOS) art show will be held October 2 from 10 a.m. to 5 p.m. in St. Mary's College SODA Center. The show features the work of 25 Bay Area artists. A portion of artwork sales will support open space campaigns in Lamorinda. Now 10 years old, PLOS is partnered with Sierra Club and Golden Gate Audubon Society. Admission is free; children are welcome to attend. For details go online to www.lamorindaopenspace.org. C. Dausman