File:Horner IsalineBlew NewnhamCollCambr ca1930.jpg

This UK artistic or literary work, of which the author is unknown and cannot be ascertained by reasonable enquiry, is in the public domain because it is one of the following:

• A photograph, which has never previously been made available to the public (e.g. by publication or display at an exhibition) and which was taken more than 70 years ago (before 1 January 1954); or

• A photograph, which was made available to the public (e.g. by publication or display at an exhibition) more than 70 years ago (before 1 January 1954); or

• An artistic work other than a photograph (e.g. a painting), or a literary work, which was made available to the public (e.g. by publication or display at an exhibition) more than 70 years ago (before 1 January 1954).

This tag can be used only when the author cannot be ascertained by reasonable enquiry. If you wish to rely on it, please specify in the image description the research you have carried out to find who the author was. The above is all subject to any overriding publication right which may exist. In practice, publication right will often override the first of the bullet points listed.

Unpublished anonymous paintings remain in copyright until at least 1 January 2040. This tag does not apply to engravings or musical works. More information

This work is in the public domain in Sri Lanka (details). This is because the work falls in one of the following categories defined in the Sri Lanka's Intellectual Property Act, No. 36 of 2003:

1. Sri Lankan folklore: Perpetual copyright. Permission to make any work derived from folklore must be sought from the Minister in charge of the subject of Culture. This right is claimed worldwide. Works falling in this category are considered unfree on Commons and are not allowed.
2. Official text of a legislative, administrative or legal nature: No copyright.
3. Audiovisual work: 70 years from the date on which the work was first published, or, if unpublished, 70 years from the making of the work.
4. Anonymous works: 70 years from the date on which the work was first published.
5. Applied art: 25 years from the date of the making of the work.
6. Any other type of work: 70 years after death of author, or in the case of works of joint authorship, 70 years after the death of the last surviving author.