From the back of the book:
Skirmish Elite Tanga is a complete book for recreating skirmish-level battles and campaigns centered the fighting around Longido and Tanga in East Africa in 1914. The book includes eleven scenarios that can be played alone or together in one of two campaigns.
Maximum replayability: the Skirmish Elite system features a realistic variable order of battle for each scenario, guaranteeing countless unique scenario and campaign replays.
Generic Order of Battle: this book also includes a unique generaic order of battle listing that can be translated into almost any skirmish rule system
Historical Research: this book includes an introduction section that contains background information, theater and battle maps, and souces.
58 pages.