=Roster.=—A list of officers, or of officers and men; on any duty, or subject to duty. =Salient.=—An angle projecting outward, toward hostile approach. =Strategy.=—See PREFACE. =Surveillance.=—On the constant watch, with critical observation of existing or contingent conditions. =Taking Post.=—Occupying a designated position, whether under orders, or in the contingencies of a march or an advance. =Zone.=—A belt or stretch of country, indicating the sphere of action of the various parts of an army, which secures concert of action in combined movements. CHRONOLOGICAL AND BIOGRAPHICAL INDEX. NOTE.—The contemporaries of Washington named in this index are in general only persons so associated with or opposed to the cause he stood for as to influence his military action. Events are treated and indexed in chronological order, so that the index becomes thereby a miniature biography of the characters taking part in the events narrated. It may often prove interesting to note the age of a prominent actor in these events at the time, by calculating it from the year of his birth when given below. ABBREVIATIONS.—For various nationalities: _Am._ (American); _Br._ (British); _Fr._ (French); _H._ (Hessian). In the biographical notices, _b._ for birth and _d._ for death are used; and occasionally, _k._ for killed, _w._ for wounded, and like familiar abbreviations may be found. The subsequent career of many is indicated thus—Cornwallis, _sub._ gov.-gen. India. Acts of Parliament to be resisted, 17 ADAMS, JOHN—statesman; _sub._ pres, twice; _b._ 1735, _d._ 1826. in first Continental Congress, 16 on special naval committee, 60 commissioner in the interests of peace, 116 his influence abroad, 309 ADAMS, SAMUEL—orator; _b._ 1722, _d._ 1803. exempted from the proffered pardon, 32 his opinion of a regular army, 299 AGNEW, JAMES— _Br._ maj.-general; _k._ at Germantown, 196 Alamance, N.C., battle of, May 16, 1771, 84 Albany Convention of July 4, 1754, 12 ALLEN, ETHAN—col.; _b._ 1637, _d._ 1789. captures Ticonderoga, May 10, 1775, 30 tries to capture Montreal, without orders, 62 captured and sent to England, 62 insubordination commented upon by Washington, 62 _Alliance_ frigate, twice takes Lafayette to France, 253, 362