Photograph of drawing of a tugboat on the ocean, ca.1920. At center, the starboard of a small tugboat moving across the ocean is visible. The hull of the boat is heavily curved. A large pole can be seen at the bow and stern of the boat. Between these poles, a tall smokestack is visible at the boat's center. A small trail of smoke originating from the smokestack can be seen. Near the bow of the boat, A small rectangular compartment can be seen. Doorways and windows decorate the compartment. To the right, a shaded figure stands at the boat's bow. In the foreground, small waves are visible in the shaded water.