Binder. A temporary cover for periodicals and pamphlets, usually so arranged that it may be taken off and attached to successive numbers of a publication.
Bindery. A book-binding establishment.
Blank books. Applied to a large variety of books which are bound with blank leaves, or leaves having ruled lines and little or no printing: account books, memorandum books, ledgers, etc. The binding of such books is a special trade.
Bleed. When a book on being trimmed is so cut that some of the print is taken off it is said to bleed.
Blind-tooled. When tools are impressed upon the leather, without gold, they are said to be blind or blank, and the book is blind-tooled. This tooling is sometimes called antique.
Blocking press. Another and more general term for the stamping or arming press; one of the chief implements used in cloth work. Used for finishing or decorating the sides and back of a cover by a mechanical process.
Board papers. Those parts of the end papers which are pasted onto the boards.
Board shears. Heavy shears, usually fitted to a table, and with a gauge for cutting boards.