Link to the actual site for instructions.

Since the site gave you the block ID numbers instead of the name of the blocks , I decided to look it up and list them for you. Here are all the legal blocks you can have on your ship / airship without breaking it.

(In Item types, then Alphabetical Order)
Blocks:
Glass / Glass Panes
Beacon / Diamond / Emerald / Gold / Iron / Netherrack block
Note / / Pistons / Bookshleves
Signs (Wall or Post)
Torches
Wood Raw, Planks, Stairs, Slabs of any type
Wool (Any Kind)

Crafting Tools:
Anvil / Brewing Stand / /Furnace / Workbench

Mechanics:
Buttons (Any) / Lever / Redstone Anything / Tripwire Hook / Wooden Pressure Plate

Utilities:
Cauldron / Chests (Any) / Dispenser / Doors (Any) / Trap Door / Ladder /

Misc:
Cake / Iron Bars / Flower Pot / Skull
Fence / Fence Gate / Netherbrick Fence
Fire (Use flint and steel to light the netherack)