On Thursday, June 14, at 7 p.m. at the Harvard Historical Society, 215 Still River Road, learn how Harvard changed with the coming of railroads. Ed Sterling will conduct an armchair train trip on the Central Mass. Railway and the Worcester/Nashua Railway line through Still River, Harvard Depot, and on to Ayer during the heyday of train travel. We will witness the construction of the Clinton Dam and explore the Sudbury Ammunition Bunkers of WW2. Sterling has studied the railroad system for over 20 years and will share images from his collection of maps and photos, bringing the era of railroads to life. $5 donation appreciated. A reception with refreshments will follow the program.