Bullet shell for smoothbore and rifled choke hunting guns Disclosed is a bullet shell for hunting guns, preferably those having barrels with "rifled choke" rifling. The shell comprises a bullet made of a solid material and a thin-wall plastic envelope. On its surface, the bullet has a trapez...
Improvements in Apparatus for Testing the Straightness of Smooth or Rifled Gun Barrels and for Straightening Gun Barrels in the Course of their Manufacture, or in their StocksFLORENCE HONOUR LANGWORTHYJOHN JACKSON