Detailed Bibliographical Description:  ( Title: Principles of | Bibliographical Description | Fredson Bowers (in a frame) | PRINCETON, NEW JERSEY | PRINCETON UNIVERSITY PRESS | 1949. Pagination: [i-vii] viii-xvii [xviii] [1-3] 4-505 [506], 2 leaves of plates. Exterior: 24 x 16.5 cm, purple-grey cloth, brown label with gilt lettering to spine, DJ. Fredson Thayer Bowers (American, 1905 – 1991).