wheel lock if you had money, match lock for everyone else. Black powder muzzleloaders.
NRA museum in VA has a nice selection.
.69 caliber Springfield
No specific records
The most common hand gun used in James Bond is, The Walther PPK.
air and gun powder are the most common.
A Rifle, also called The Blackinator.
The most common hand-gun caliber used to be 9mm Luger. Recently I bought a pistol and took a self-defense course. Now it seems the most popular caliber is the.40 Caliber Smith and Wesson.********There are popular, and there are most common. The most common gun caliber is .22 rimfire, in terms of the total number sold.
Several different types of guns were used during the Vietnam war. The most common used by the allies was the M-16 rifle and the 45 auto hand gun. The Vietcong also used a variety of weapons the most common was the AK-47. However many other types were used by both sides.
Handgun
a Tommy gun
There is no historical record of a ship named "Marmaduke" sailing in the 1620s. The most famous ship from that period is the Mayflower, which sailed in 1620 and carried the Pilgrims to America. It is possible that the ship Marmaduke may have existed, but without further information it is difficult to confirm its existence.
Considering that the British Commonwealth had the most men on the ground (this would include Australians, New Zealanders and Canadians) the most common gun was probably the Lee Enfield infantry rifle. On the opposing side the most common gun would have been Mauser rifles.
M16 series