After leaving Midland County Publications, Martin Derry has been involved with compiling, editing, assisting with and subsequently writing aviation-related books for fifteen years or more, initially with Dalrymple and Verdun Publishing, Crecy and, since 2012, with Pen & Sword for whom he has written several of their Flight Craft series of books with the nostalgist and modeller in mind – Martin currently has other titles in preparation.