http://factory.lego.com/modelPopup.aspx ... c63b5f3b12
from left to right
1. congreve rocket http://en.wikipedia.org/wiki/Congreve_rocket
this was one of the first rockets used in millitary history with the notable exception of china.
2. 6pnd foot artillery (iron) iron guns were heavy and so only used in small calibers for land guns however most ships carried iron only.
3. 8 pnd bronze foot artillery (firing) bronz was generally used for larger calibers of guns. i made this one firing because it is awsome!
price 49.15 however you could briklink for a lot less