Salisbury Historical Society Presentation. In the late 1800s and early 1900s, Oscar Schroeder (1865-1939) operated a steamboat on Lk Dunmore and gave visitors tours of the lake. Bill Powers will bring to life a photographic "steamboat" tour of that time period. Over 200 pictures will be presented along with commentary on many of the views. Included in the presentation are: Oscar Schroeder and his steamboat; glass factory pictures; Loyal Kelsey's farm (now Branbury Beach); Cove Point Pavillion; former hotels and tea houses; Satan's Kingdom; and numerous other shoreline views of Lake Dunmore ca. 100 years ago.