HAPPENIN’ OTSEGO for MONDAY, JUNE 5 Solve Past Puzzles CCAL CLASS – 1-3 p.m. “Swart-Wilcox Ephemera: Piecing History Together Through Documents.” Learn how to use items of a short-lived nature, such as letters, checks, newspapers, flyers, tickets, etc, to piece together the history of a family, house, or town. Swart-Wilcox House Museum, Wilcox Ave., Oneonta. Info, Debra ccaloneonta@stny.rr.com or visit swartwilcoxhouse.wordpress.com/summer-schedule/ccal-classes/ LOCAL SCREENING – 2-4 p.m. The Lincoln Center streams the reunion of band mates Emmylou Harris, Rodney Crowell, and…