COPYRIGHT OFFICE REGULATIONS 501
produced and " placed on sale, sold, or publicly distributed " Definition of (i. e., so that all persons who desire copies may obtain them "published without restriction or condition other than that imposed ^**'^ by the copyright law). Representation on the stage of a play is not a publication of it, nor is the public performance of a musical composition publication. Works intended for sale or general distribution must first be printed with the statutory form of copyright notice inscribed on every copy intended to be circulated.
NOTICE OF COPYRIGHT
24. The ordinary form of copyright notice for books. Form of periodicals, dramatic and musical compositions is "Copy- notice right, 19 — (the year of publication), by A. B. (the name
of the claimant)." The name of the claimant printed in the notice should be the real name of a living person, or his trade name if he always uses one (but not a pseudonym or pen name) , or the name of the firm or corporation claiming to own the copyright. The copyright notice should not be printed in the name of one person for the benefit of another. The beneficiary's name should be printed in such cases.
25. In the case of maps, photographs, reproductions of Short form works of art, prints or pictorial illustrations, works of art, of notice models or designs for works of art, and plastic works of a scientific or technical character, the notice may consist of
the letter C, inclosed within a circle, thus @, accompa- nied with the initials, monogram, mark, or symbol of the copyright proprietor. But in such cases the name itself of the copyright proprietor must appear on some accessible portion of the work, or on the mount of the picture or map, or on the margin, back, or permanent base or pedestal of the work.
26. The prescribed notice must be afiSxed to each copy Notice upon of the work published or offered for sale in the United each copy States. But no notice is required in the case of foreign
books printed abroad seeking ad interim protection in the United States, as provided in section 21 of the copyright act.
