Without a chance to see photographs of your item, no precise valuation may be provided, but it can be said only in general that the approximate estimated value of a very good large signed print by Heywood Hardy (1843-1933) would be 150 to 250 GBP.
Heywood Hardy was a British oil painter of landscapes and genre scenes from the mid-1800s to 1933. The best-known Heywood Hardy paintings are of hunting scenes and equestrian gatherings, blending Naturalism and Romanticism with his choice of colors and light. Heywood Hardy hunting prints are prized for their full genre composition and accurate depiction of horses.
The worth of Heywood Hardy's paintings and prints vary considerably.
If selling is your plan, here are a few helpful suggestions:
There are also suitable online classifieds markets for the private sale of antique and vintage items such as Etsy.com, eBay.co.uk and JustCollecting.com.
To save the work of selling on your own, you could go to LoveAntiques.com, Sellingantiques.co.uk, Antiques.co.uk or Vinterior.co – they are all UK-based. There you can find professional antique dealers and consign your item to them if desired.