Handbook: pistols and revolvers GunsBook APK

Added revolvers

Feature:
-Individual calculations of effective range, stopping action, muzzle energy, armor penetration, combat rate of fire and effective firing range for each model of pistol and revolver;
-Information on the ammunition used;
-Full offline access without Internet connection;
-Quick and easy search through the entire directory database;
-Compatible with all versions of Android devices;
-At the moment, the database has 327 pistols and revolvers with tactical and technical characteristics and a detailed description of the history and development of firearms.