The hull has two textures, a painted texture for the outer hull and the cockpit and a wooden texture for the deck:
Reopen the file you just made in the last Time for action — section, that has the cabin with holes for the door and portals.
Press Numpad 3 to get the Side view. Make sure you can see the entire sloop.
Select Layer 1. Select the hull with theRMB.
Press the Tab key to go into Edit Mode.
In the 3D View header choose the Face Select mode.
Make sure that the 3D View shading is set to Solid in the Viewport Shading menu on the header.
Make sure that the Limit Selection to Visible button is dark gray and that you cannot see through the surface of the sloop.
In the Properties window, make sure that the Object Data button is highlighted in the header. It's the eighth button from the left, with the triangle on it. Make sure that the Vertex Groups subpanel is open.
In the 3D View, press A to deselect all faces. Now you want to select the...