Extracts from Recent Periodicals 268 Report of the COLOGNE CHAMBER OF COMMERCE 272 Extract from M. BASTIAT’S “_Harmonies Economiques_” 276 Extract from a Letter of M. PAILLOTTET, his Editor 277 Extract from M. VERMEIRE’S “_Le Libre Travail_” 277 Extracts showing Movements in BELGIUM, GERMANY, and HOLLAND 278 Extract on Perpetuity of Patent-right, by M. BOUDRON 281 Extracts on American and British Patent-Law 282 Classification of Patents 283 Illustrations Drawn from the Copper and Iron Trades 284 Note on Working Men as Inventors 286 Note on the Inventors’ Institute 287 Note on State Rewards 288 Note on the Patent-office 289 COPYRIGHT. Observations on Remunerating Authors by Royalties 293 Suggestions How to Give Effect to this Mode 296 Extracts Showing Mr. WATTS’ Opinions on this Mode 297 Chapter from M. RENOUARD’S “_Traité des Droits d’Auteurs_” in Favour of it 301 Extract from Dr. LEAVITT’S Cobden Club Essay on International Copyright 305 Extracts on the State of the Question of Copyright in the UNITED STATES and CANADA 307 Statement of Mr. PURDAY on Same Subject 313 Letter from the Same on International Copyright in Musical Works 314 Extracts from Papers laid before the CANADIAN PARLIAMENT 316 Tendencies of Copyright Legislation, and Extracts from Recent Bill regarding Copyright in Works of Art, with Remarks on it 320 Duties on Books in Several Colonies on Behalf of Authors 326 On Trade-Marks and the CUSTOMS ESTABLISHMENT 328 The Export Book Trade of Various Countries Exhibited 330-331 Extract from the “BEEHIVE” 332