Book Talk: “Tributaries: A Lazy Academic’s Look at some Streams, Creeks, and Kills around Schenectady Way” with Dale Wade-Keszey. Author Dale Wade-Keszey will discuss his recently published book that looks at the history, legends, and lore of our region's waterways. 2 p.m. at SCHS Mabee Farm Historic Site, 1100 Main Street Rotterdam Junction, 12150