Goj: A railroad tugboat, previously commissioned for ferrying car-floats. Since the decline in the usage of car-floats, she has been towing barges.
Severus: A small cargo ship, about 30 m. Based on a prototype built in the mid 1950s, special attention was given to model the hatch and the derrick.
Sirius: An oil-tanker. Our very first ship and the favourite so far. This ship is an ancient coal fired vessel )
Betelgeuse: A container ship. our very own red giant, and the largest vessel in our fleet. Betelgeuse is an old cargo ship recently remodeled to serve as a container ship to support the growing demand of modern age inter-modal transportation.
All these models are scratch built using cardboard, electric wires, toothpicks drinking straws and like. The detailed construction histories can be found in All model Railroading forum.