TY - BOOK AU - Otis Ellis Hovey TI - Movable Bridges: In Two Volumes: Volume 1: Superstructure PY - 1926/// CY - New York PB - John Wiley & Sons KW - English KW - General KW - Movable bridges N1 - Errata slip laid in v. 1 . frontispiece, illustrations, diagrams (part folded) ER -