Firearms Guide is the world's first completely digital, computer searchable, firearms, ammunition and air guns reference guide and gun schematics library a on DVD for PC or Mac! Firearms Guide 4th Edition presents over 57,000 modern and historic firearms, air guns and ammo from 630 manufacturers worldwide. It is also huge Schematics Library with over 4,300 printable hi-res gun schematics (diagrams or exploded views) with parts lists from 360 manufacturers. Schematics are for old and new guns. You can zoom in any schematics to see smallest gun parts and you can PRINT OUT any schematic. Firearms Guide 4th Edition now presents hundreds of the most important historic civilian and military guns used in every conflict or war from the 18th-21st century.