Schemes of Various Other Irregular Sizes Might Have Been Introduced but They Could Answer No Other Purpose than That of Pleasing the Fancy by Exhibiting the Possibility of Folding a Sheet of Paper into so Many Different Forms (1828)

John Johnson, An Abridgment of Johnson's Typographia: or the Printer's Instructor; with an Appendix (Boston: C.L. Adams, 1828), 194.