 Plus, these things are much more complicated, and it's muddy out there and raining all the time, and they're not going to work. So Lincoln had to argue with ordinance officers to push things like the Spencer seven-shot repeating rifle. He did go to bat for this particular one, and he ordered that it be put into service. And one other thing that he pushed that became critical is ironclads. All the ships up until that point were wooden sailing ships.