A key to the pedigree of logical knowledge [electronic resource] : Explaining the origin and nature of ideas; the meaning of the different terms or words; the parts requisite to form a proposition, also their distinct kinds, quantity, & quality; the difference between right and false judgment; and an explanation of The various kinds of Syllogisms fit to be used in Argument, Before a Conclusion ought to be formed. to which are added, a few general directions or rules, necessary to be known, and worthy to be followed by every one who is in the pursuit of knowledge. .