Smith, Anne (13 July 2009). "Harrogate Today". Pannal and Beckwithshaw: Pannal Business Park - Dunlop Latex Foam site. Archived from the original on 2 October 2011. Retrieved 4 March 2011.
Forward Investments LLP (owners of the Dunlop Latex Foam Site) (22 October 2010). "Pannal Business Park". FORMER DUNLOP LATEX FOAM SITE, PANNAL. Retrieved 4 March 2011.[permanent dead link]
Smith, Anne (13 July 2009). "Harrogate Today". Pannal and Beckwithshaw: Pannal Business Park - Dunlop Latex Foam site. Archived from the original on 2 October 2011. Retrieved 4 March 2011.