rounding-machine

Updated: June 30, 2026

Next, they are cut or trimmed on the three edges in a cutting-machine. The backs of the books are made round by a rounding-machine, leaving the back convex and the front concave in form, as seen in all finished books. The books are now ready for the covers.

Ainsworth Rand Spofford - A Book for All Readers: An Aid to the Collection, Use, and Preservation of Books: and the Formation of Public and Private Libraries