Template:Dating

Template to explain the source of a datation, in english. Possible values ​​for the only argument used (in positional form):

• archive= Dating established by finding the page in an archived version of the magazine. (date is certain)
• back= Date reported on the back. (date is certain)
• guess= Guess date, (a following explanation has to be written, date is totally uncertain)
• seller= Dating given by the provider. (date is indicated by the supplier, but the reliability is not verifiable)
• provider= Dating given by provider, reliable. (date is certain, the supplier to reputable)
• copyright= Dating from copyright note. (year is certain)
• backco= Dating from a copyright note on the back. (year is certain)
• backref= Dating from a reference on the back, (a following explanation has to be written, date is quite reliable)
• same= Dating from a reference on the same page, (a following explanation has to be written, date is quite reliable)
• google= Dating established by finding the page on Google Books. (date is certain)
• book= Dating established by the publication date of the volume from which the page is taken. (date is certain)
• side= Date reported on a section not included in the image. (date is certain)
• otherpage= Date reported on another page. (to be used for catalogs and related pages) (date is certain)
• direct= Date directly showing. (date is certain)
• other= Dating obtained by (a following explanation has to be written, the date is uncertain)