19 books
Restless Natives
The Portable Colonial Wargame
A Winter-ish War
Trouble in Zubia
Masters at War Volume 2
The Portable Napoleonic Wargame
Masters at War Volume 1
Hexblitz
Gridded Naval Wargames
The Madasahatta Campaign
La Ultima Cruzada
Brothers in Arms and Brothers in the Lodge
Developing The Portable Wargame
The Portable Wargame
The Elephant and the Cobra
When Empires Clash!
Joseph Morschauser's How to Play War Games in Miniature : A Forgotten Wargaming Pioneer: Early Wargames Vol. 3
Arriba Espana!
Ultima Cruzada