The World of Model Ships and Boats

'The World of Model Ships and Boats' . . . What is the difference, the observant reader may ask at once, between a model ship and a model boat ? Turning to one of the most authoritative dictionaries that has ever been compiled, we find that a ship may be defined as: A large sea-going vessel . . . while a boat rates this modest description : A small open vessel in which to traverse the surface of water . . .