(The following text was automatically transcluded from Category:Kok, Henk.)
|Original works by this person are generally still subject to copyright. Submissions of copyrighted works are allowed only with the permission of the copyright holder. In the US, all works published in 1928 and earlier in the public domain; works first published afterwards may be protected by copyright (with some exceptions). See public domain and the licensing policy for more information.
The following 21 pages are in this category, out of 21 total.