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COPYRIGHT
Joint authors
Separate authors
Encyclo- paedia and similar works
Copyright in periodicals
(3.) The author of a lecture shall be first owner of the lecturing right in the lecture.
19. Ownership in the case of joint authors. — Where there are joint authors of a book, or of a dramatic or musical work, or of a lecture, the copyright or the performing right, or the lecturing right, as the case may be, shall be the pro- perty of the authors.
20. Separate authors. — Where a book is written in dis- tinct parts by separate authors and the name of each author is attached to the portion written by him, each author shall be entitled to copyright in the portion written by him in the same manner as if it were a separate book.
21. Encyclopadia and similar works. — The proprietor or projector of an encyclopaedia or other similar permanent work of reference who employs some other person for valu- able consideration in the composition of the whole or any part of the work shall be entitled to the copyright in the work in the same manner as if he were the author thereof.
22. Copyright in articles published in periodicals. — (i.) The author of any article, contributed for valuable consid- eration to and first published in a periodical, shall be en- titled to copyright in the article as a separate work, but so that —
(a) he shall not be entitled to publish the article or au- thorise its publication until one year after the end of the year in which the article was first published and
(6) his right shall not exclude the right of the proprietor of the periodical under this section.
(2.) The proprietor of a periodical in which an article, which has been contributed for valuable consideration, is first published shall be entitled to copyright in the article, but so that —
(a) he shall not be entitled to publish the article or au- thorise its publication except in the periodical in its original form of publication, and
(6) his right shall not exclude the right of the author of the article, under this section.
23. Copyright in articles published in periodicals without
