for a rifle it is thought to be a .50 calibre but a gun company made there own for there own sniper rifle the .408 calibre
The Paris gun of WWI. It weighed 256 tons. it was 28m long and fired a 240mm round. It was made by Krupp of Germany. The German army used it on Paris France.
No- but Google Images may.
The .950 JD Jones is the largest sporting rifle caliber made.
Please include the model number to get the correct answer to your question. Model 70 calibre 270
An air rifle could be made in that calibre. Benjamin made a model 242 and 247 in .177 and .22 calber from 1968-92 but not a model 243.
Made in 1965. This is simply called the .22 Automatic Rifle. The "E" in the serial number signifies the .22 short version.
You don't need one. The darts which are made to use in air rifles are designed to be used in a standard, unmodified, breech loading air rifle. Just be sure the darts you use are the appropriate calibre.
Various marks of the Lee-Enfield rifle in .303 calibre. Some were issued with Owen Guns (Australian made and designed 9mm submachine gun) and Tommy Guns.
no
That is the most stupid question you have ever asked.
The largest catheter ever to be made are the Foley catheter, made from natural or silicone rubber.
There were only 45,000 of these made. That has contributed to the value increasing in the past 5 years. They list for 3 to $400 in pretty average condition