I love the questions I ask for research

I need some kind of yardstick by which to gauge the destructive potential of one stick of dynamite. Presuming it was jammed into a device built largely of sturdy wood nailed together, how large of a device could the dynamite effectively destroy? (For values of "destroy" that equal "render it completely inoperable, such that the thing can't really be repaired.")

I know that's a very imprecise description, and I'll be getting imprecise answers, but it would be nice to know if one stick would b...