Classic Traveller B01: Characters and Combat
Traveller Book 1- Characters and Combat. The core character rules... character generation using Traveller's unique prior career system¸ plus personal combat.
For Classic Traveller¸ the term Books has a special meaning: Books present additional rules on specific subjects¸ expanding on Traveller's basic concepts. Books run 48 to 56 pages and may be used independently or together¸ but all require the basic rules sets.
The first three Books 1-2-3 were part of Basic Traveller; the other books were expansions on specific subjects: the Navy¸ the Military¸ the Scouts¸ the Merchants¸ and Robots.