You look through the telescope and try to sink the ships with your torpedoes. Game works great. Can send pictures. Can ship to anywhere in the world.You Tube links to video of game playing.
http://www.youtube.com/watch?v=7aW7fRO7rMs
http://www.youtube.com/watch?v=WiUQ3osv818
Sea Raider, 1969 Midway: $650