World Encyclopedia of Pistols, Revolvers and Submachine Guns

Illustrated World Encyclopedia of Knives, Swords, Spears & Daggers

Ultimate Illustrated Guide to Knives, Swords, Daggers and Blades

Illustrated Encyclopedia of Rifles and Machine Guns

Music, The Encyclopedia of

Trees, The World Encyclopedia of

Butterflies & Moths, The World Encyclopedia of

The Battleships, World Encyclopedia of

The Destroyers and Frigates, World Encyclopedia of

The Illustrated Encyclopedia of Trucks

An Illustrated Encyclopedia of Locomotives