Usage edit
When, in the bibliography of an article, the entries used for the writing of the article are to be distinguished from the others with the help of the template {{Fountain pen}} (which inserts an icon representing an ink pen) , the present model should be placed 'at the head of the bibliography' to explain to the reader the meaning of the "pen" icons present in the bibliographic list to follow.
Example edit
{{Legend fountain pen}}
: document used for writing this article.