The unit had trained on boat howitzers while deployed at Washington D.C. , and when called to Bull Run , brought two of them along .
At First Bull Run , Company I of the 71st Regiment , NY National Guard , brought two boat howitzers with them .
The unit had trained on boat howitzers while deployed at Washington D.C. , and when called to First Bull Run   , brought two of them along .
At First Bull Run , Company I of the 71st Regiment , NY National Guard , brought two boat howitzers with them .