Post binder

Intro

Gallery

1. "A form of loose-leaf (mechanical) binder. The screw posts for the hinders may be either solid or sectional, the former being used for storage binders, the latter for books being actively used. As the volume of the book increases, half-inch or inch-long sections are added to the posts."<ref name="Etherington">Roberts, Don., et al. Bookbinding and the Conservation of Books : a Dictionary of Descriptive Terminology. Library of Congress : For Sale by the Supt. of Docs., U.S. G.P.O., 1982.</ref>