There is also a very cool old daguerreotype discovered about a decade ago showing a Revolutionary War soldier, at 90 years of age, posing with his tricorn hat. Read of the discovery here!
And speaking of which, check out these true Grognards in all their finery too. You can see more of them here!
While we're on the subject, here is a informational video from the National Geographic YouTube channel explaining a bit about fireworks. Enjoy this too!