No, they were made for a website called the Dreadnought Project. It isn't a game, but a website that has a highly detailed simulation. It has World War 1 battleship systems such as the range finders and a thing called a Dreyer Fire Control Table.
The guy used my Kaiser as a target ship for his British battlecruiser to shoot at.
Some of my other work, which you can use in the space flight simulator, Orbiter.