The maps of the Cuerpo de Estado Mayor (1864-1867) referring to the scenes of the battles of Julius Caesar in Hispania. A peculiar request from Napoleon III to the Queen of Spain Isabel II.

The article presents the discussion on Spanish General Staff (GS) Corps reaching topographic technical maturity and assuming the language particular to modern mapping. Topics include considering the creation of an atlas illustrating Julius Caesar's life story; leading to the demilitarisation of the national map enterprise; and understanding as a within the context of good understanding between the Queen of Spain and the French Emperor.