H. G. Wells 
Little Wars; a game for boys from twelve years of age to one hundred and fifty [EPUB ebook] 

‘Little Wars; a game for boys from twelve years of age to one hundred and fifty’ is a book written by H.G. Wells, first published in 1913. It is a pioneering work on the subject of tabletop war gaming and is considered one of the earliest rulebooks for miniature wargaming.
In ‘Little Wars, ‘ Wells provides detailed instructions for playing a tabletop war game using miniature soldiers, cannons, and other toy soldiers. He outlines the rules of the game, including movement, combat, and strategy, and offers suggestions for creating terrain and scenarios for battles.
Wells emphasizes the educational and recreational value of war gaming, arguing that it can teach players valuable lessons about strategy, tactics, and history. He also stresses the importance of sportsmanship and fair play in gaming.
‘Little Wars’ was well-received upon its publication and helped popularize the hobby of miniature wargaming. It inspired generations of players and game designers and laid the foundation for the development of modern tabletop wargaming as a hobby and industry.
While ‘Little Wars’ may seem quaint or old-fashioned by contemporary standards, it remains a fascinating historical document and a testament to H.G. Wells’s creativity and versatility as a writer and thinker.