A number of WC&PR models have been available recently on the market ready made (such as the Antics Dapol Terrier) or in kit form. They are often limited edition models so are not available for long.
Examples of WC&PR layouts EM gauge layouts by Andrew Ullyott This railway makes a wonderful subject for model railways. Excellent examples are Andrew Ullyott’s superb 4mm/ft scale EM gauge layouts of Ashcombe Road and Clevedon.