Volunteers at The Covington House, 4201 Main St., Vancouver, will host an open house from noon to 3 p.m. April 21 featuring Cheri Baur’s collection of handmade cloth dolls and clothing from the 1840s to the 1860s. Guests are invited to bring their favorite dolls and have a cup of tea. Learn more about this historic log cabin at covingtonhistorichouse.com.