Observations on a pamphlet, entitled, "christianity not founded on argument." By a Christian freethinker, Who apprehends that Infidels cannot be effectually answered, on any Principles less general, than those which he has adopted. The only apology he can make for publishing (at this distance of time) animadversions on a pamphlet printed so long since, is, that he has just now (and never before) perused it with that design.