The Northern End of the Composing Room Has Been Railed Off and Neatly Finished for the Accommodation of the Proof Readers and Night Editors (1867)

Oliver Wendell Holmes, The New Ledger Building (1867), 12.

The New Invention Was Soon Taken Up in America (1896)

Walter Jerrold, The Triumphs of the Printing Press (London: S.W. Patridge and Company, 1896), cover.

These Piles of Dull Lead, These Casks of Sparkling Antimony, This Copper, and This Tin, Go to Form the Grand Amalgam of Which Type Is Made (1871)

Thomas MacKellar, The American Printer: A Manual of Typography, Containing Complete Instructions for Beginners, as Well as Practical Directions for Managing Every Department of a Printing Office. With Several Useful Tables, Numerous Schemes for Imposing Forms in Every Variety, Hints to Authors, Etc. (Philadelphia: MacKellar, Smiths, and Jordan, 1871), 29.

Type Spacing (1912)

E.R. Currier, Type Spacing (New York: J.M. Bowles, 1912).