Of course the "real" Texas Navy never had an ironclad or monitor. But, in my alternate history Texas Navy in LEGOs, I have John Ericsson leading the Naval Weapons Development, and that's how we have a monitor (err legitor) 15 years early!
The story behind the alternate history of my Texas Navy in LEGOs is here.
recreating an historic photo
lowering a ship's boat
another historic photo
side view and upper deck view
the large guns inside the turret
Additional pictures are in a brickshelf gallery here.
The story and build behind the two large guns is here.