*To THE PRESIDENT OF CONGRESS New York, May 5, 1776. Sir: I have so often, and so fully communicated my want of Arms to Congress, that I should not have given them the trouble of receiving another Letter upon this Subject, at this time, but for the particular application of Colo. Wain of Pensylvania, who has pointed out a method by which he thinks they may be obtain'd. In the hands of the Committee of Safety at Philadelphia, there are, according to Colo. Wain's Acct. not less than two or three thousand stand of Arms for Provincial use;...