How to make printers’ rollers—German preservative for rollers—Directions for recasting rollers—Printers’ ley—Paste—Mucilage—Glue—Gum—Magenta surface paper—Coloured writing inks—Fire-proof ink—Printing ink varnish—Lithographic transfer ink—To give dark printing inks a bronze or changeable hue—An ink for marking tin or zinc—Drying preparations—Silvering solutions—To soften leather belting—How to open a ball of twine—To prevent adhesion of paper—To detect ground wood in paper—French gold printing—Transfer varnish—To make paper waterproof—To preserve books—To restore engravings. ORTHOGRAPHICAL 318-332 Discrepancies—_a_ or _an_ before a vowel or silent _h_—_o_ or _oh_—_able_ and _ible_—_im_ or _in_ and _em_ or _en_—_in_ and _un_—_ise_ and _ize_—_or_ and _our_—_sion_ and _tion_—_Farther_ and _further_—_Peas_ and _pease_—Omission of _s_ in the possessive case—Formation of the plurals of words compounded of a noun and an adjective—Pointing of numbers, weights, measures, &c.—Derivation of English words—Rules for spelling—Plurals of nouns. HOW TO SECURE COPYRIGHTS 333-335 Printed title required—Application to be made to Librarian of Congress—Style of printed title—Fees—Two complete copies required—Penalty—Notice of copyright to be given by imprint—Form of notice—Penalty for false notice—Authors may reserve the right to translate or dramatize—Form of notice—Original works only will be entered—Duration of copyright—Renewal—Form of application for renewal—Time of publication—Copyright may be secured for a projected as well as for a completed work—Assignments—Fees—Copies or duplicate certificates—Serials or separate publications—Copyright required for each volume or part of a book—Copyrights for works of art—Copyrights cannot be granted upon trade-marks or labels—Fee for registering at Patent Office—Citizens or residents of the United States only entitled to copyright—Full name and residence of claimant required. THE METRIC SYSTEM 336, 337 TECHNICAL TERMS OF THE CRAFT 338-343 ABBREVIATIONS 344-356 FOREIGN WORDS AND PHRASES 357-372 INDEX 373-383 [Illustration] [Illustration: HORN-BOOK OF THE SEVENTEENTH CENTURY.] _THE SONG OF THE PRINTER._