PLATE XXXVII. 
I 
Snaphaunce Revolving Pistol, XVIIth century. Six chambers, brass 
barrel and fittings. In the Royal United Service Museum. 
2 
Col. Ferguson’s flint-lock breech-loading rifle, 1786. Shown with 
the breech open. The breech screw has 12 threads to give rapid 
motion in opening and closing. 
3 
Egg’s flint-lock breech-loading carbine, early XIXth century. The 
chamberpiece is shown opened and elevated to the loading position. 
In the Royal United Service Museum. 
