Revolvers are still widely used in police, military and special forces units as they are concealable and are usually of higher caliber. Revolvers today are extremely popular as concealed carry and self defense firearms due to their size and power, also they are usually safer as you know when there is a bullet in the chamber and do not jam often. While revolvers have been replaced by pistols in most armies and police forces revolvers still are some of the most popular weapons in the world.
Today
Revolvers
6
same as today all different sizes
colt
Sorry, but you have a bit of a contradiction in terms. Western style revolvers are single action, not double.
The .22 Long rifle is a CARTRIDGE that is used in revolvers, pistols, and rifles. BULLET refers to the part of a cartridge that comes out of the barrel.
You will have to contact S&W
Yes, they used the first pistols= revolvers and the first rifles= muskets
Krag Jorgensens and Colt revolvers were used by the Americans.
The cases were originally loaded with higher pressure, higher velocity loads for the 38 Special revolvers. Not to be used in older revolvers chambered for the .38 Special cartridge.
Gandhi used two colt revolvers with traditional dragon inlays