'Napleonic alternate history with a touch of the cthulhian terrors. A young officer, a code breaker, is despatched to a rural retreat in the English countryside, where some strange experiments are taking place which could revolutionise combat communication – taking it far beyond the use of semaphore signalling.'
Source: Best SF (http://bestsf.net/sean-mcmullen-electrica-fantasy-science-fiction-marapr-2012/). (Sighted: 20/6/2014)