That date of  is not a date of publication it is more likely a date of composition which the site tends to use more than dates of publicationsee below  The play was published first in  in a literary magazine Encore and subsequently published by various publishers such as Methuen in the UK and Grove Press in the US in various revised editions  One needs to do more advanced research to make such distinctions among possible dates of composition and dates of publication accurately  Pinters works have a very complex compositional and publishing history  Please see the Biobibliographical Note hosted on the Nobel Prize site for related critical resources if one wants more accurate information than is currently in this Wikipedia entry  The entry still needs substantial revision and editing    Cleanup Im adding a cleanup tag on the article Dates on Pinters website often tend to be dates of final composition andor dates of first performance and not dates of first publication andor dates of filmtv release  Several sections of his website were compiled by research assistants tasked with such work and by his multiple assistants beginning in around  when the website was launched  There are sometimes typographical and other errors in the sections  Some works were published long after they were first written eg his novel The Dwarfs  When not confusing one tries to use those dates or clarifies discrepancies otherwise  Did some cleanup of this article  Added some citations and additional sources for verification and further reading