The Moderate, 1648 (verso)

In this unopened sheet, you can see not only the quarto imposition but, if you look closely, one of the pinholes that would have been used to place and hold the blank sheet of paper on the press.

Vincent, Discouerie, 1622 (¶2r)

The author's letter to the subject of his critique is set off with a headpiece and an initial letter. Atpically for English books, the prefatory material is signed with a pilcrow (¶).

Vincent, Discouerie, 1622 (4C1r)

A cancel slip has been pasted over the top coat of arms to correct it; in this copy, the slip is slightly askew, making it easy to spot.

Vincent, Discouerie, 1622 (4O2r)

The main text of this page focuses on genealogy, but the bleed-through of the ink on the verso reveals the presence of printed marginalia that has been pasted over (cf sig 4O2v).

Vincent, Discouerie, 1622 (4O2v)

The cancel slip pasted over one of the marginal notes here is nearly invisible in this digital image. But if you look at the recto of this leaf, you can clearly see the ink bleed-through from the covered up note.

Vincent, Discouerie, 1622 (4O3v)

At first glance, this page looks free from error and correction. But on a closer look, you can see that the last line of text has been added after the main text was printed---the last word of the line is printed over the original catchword and the ink is a slightly different color.

Vincent, Discouerie, 1622 (π1r)

The title page of this work is a bit confusing, and lengthy, because it first names the author of the work in which mistakes have been discovered, before naming the author of this work.

Webster, White Devil, 1631 (F3r)

The blank space at the top of the page, interrupting the headline and the middle of the first seven lines of text, was probably caused by a scrap of paper accidentally getting between the inked type and the blank paper.

Whole Booke of Psalmes 1640 (2L4r)

This list of "faults escaped" invites the reader to correct not only these but any other errors that aren't noted here.

Whole Booke of Psalmes, 1640 (*1r)

The Bay Psalm Book, as this work is known, is the first book printed in British North America.