For any inquiries for the play Machinal by Sophie Treadwell, please contact:
The Performing Rights Department, Nick Hern Books, The Glasshouse, 49a Goldhawk Road, London W12 8QP.
Telephone: +44 (0) 20 8749 4953
e-mail: rights@nickhernbooks.co.uk
Online: https://www.nickhernbooks.co.uk