A Treatise Upon the Law of Copyright in the United Kingdom and the Dominions of the Crown, and in the United States of America Containing a Full Appendix of All Acts of Parliament International Conventions, Orders in Council, Treasury Minute and Acts of Congress Now in Force.iii. Using one book on a given subject as a guide to authoritiesChapter 3213 wordsPublic domainafterwards independently consulted by the author of another book on the same subject.