guide to royal London / ed. by Christopher Hibbert Encyclopaedia of firearms / ed. by Harold L. Peterson illustrated encyclopedia of pistols & revolvers : an illustrated history of hand guns from the sixteenth century to the present day / Frederick Myatt dictionary of London gunmakers, 1350-1850 / Howard L. Blackmore encyclopedia of military history : from 3500 B.C. to the present / R. Ernest Dupuy and Trevor N. Dupuy