27th February 1937: Two Preston North End players leave the pitch at half-time covered in mud, during a match against Charlton Athletic at 'The Valley'. (Photo by J. A. Hampton/Topical Press Agency/Getty Images)
27th February 1937: Two Preston North End players leave the pitch at half-time covered in mud, during a match against Charlton Athletic at 'The Valley'. (Photo by J. A. Hampton/Topical Press Agency/Getty Images)