The picture I'm showing you is of Leopold Auenbrugger who, in the late 1700s, discovered percussion.

But the arrival of auscultation and percussion represented a sea change, a moment when physicians were beginning to look inside the body.

So for example, one of the things that we learn when we are dealing with being a percussion player, as opposed to a musician, is basically straightforward single stroke rolls.

If, for example, I play just a few bars of a piece of music for which I think of myself as a technician that is, someone who is basically a percussion player ...

And I remember when I was 12 years old, and I started playing tympani and percussion, and my teacher said, Well, how are we going to do this? You know, music is about listening.

(e) Firearms weapons that, by the use of rimfire or centerfire percussion cartridges, expel projectiles through a smooth or rifled barrel, by means of the expansion of gases produced by the combustion of explosive solids or powder or other flammable material contained in the cartridge furthermore, for identification purposes, pistols and revolvers shall be marked on the weapon and for rifles, carbines and shotguns, the serial number shall appear on the case of the mechanism