Frankowski & Grossman - Tank 01
Frankowski, Leo
Frankowski & Grossman - Tank 02
Frankowski & Grossman - Tank 03
Frankowski, Leo - Conrad 01 - The Crosstime Engineer
Frankowski, Leo - Conrad 02 - The High-Tech Knight
Frankowski, Leo - Conrad 03 - The Radiant Warrior
Frankowski, Leo - Conrad 04 - Flying Warlord
Frankowski, Leo - Conrad 05 - Lord Conrad's Lady
Frankowski, Leo - Conrad 06 - Conrad's Quest for Rubber
Frankowski, Leo - Conrad 07 - Conrad's Time Machine
Frankowski, Leo - Conrad 08 - Conrads Crusade