Lake Sunapee in southern New Hampshire is one of the gems of New England. It is 10 miles long, and at 1,100 feet in elevation, it is the highest large lake in the state. It is dominated at its southern end by the magnificent Mount Sunapee. The lakeshore has an unusually interesting history, traced here in postcard views, many from the start of the 20th century. They tell a story of large resort hotels, steamboat travel, and trains, all in the era...