To reserve tickets or for more information, visit parisharts.square.site, call 978-692-6333 or email admin@pcawestford.org. The PCA is a member-driven nonprofit whose mission is to promote community participation in the visual and performing arts. Whistler House closes for restorationLOWELL — The Whistler House Museum of Art will be closed until Friday, Feb. 20 for interior restoration projects. Established in 1878 as the Lowell Art Association Inc., it is the oldest incorporated art association in the United States. Pick up a copy at the bookstore or your local library before Friday, Feb. 6, at 6 p.m., 189 Market St.