An experimental index of the heart in which (as in a looking-glass) both profane and civil men may see enough, to make them in love with religion, being a most happie and providential conference between two friends (after the ones heart was changed) the which may both provoke and incourage all sorts of sinners to read the same, that (in the least) love themselves : drawn up and published for the good of all / by R. Younge ... ; add this as a second part to those three fundamental principles of Christian religion, intituled, A short and sure way to grace and salvation.