The interest of his preface to the great Dictionary need hardly be pointed out, since the work itself is a landmark in the history of our language.

The letter to Chesterfield, short though it is is a document of great importance in the freeing of literature from patronage, and is in itself a notable piece of literature.

The preface to Johnson's edition of Shakespeare's plays not only explains the editor's conception of his task, but contains what is perhaps the best appreciation of the dramatist written in the eighteenth century.].