Ephemera › HS 1309 - Note paper of Imperial Square, Cambray Spas & Oval Villas, Cheltenham by Rock & Co, London, 12th March 1856, plate 3084 Image 1 of 1 HS 1309 - Note paper of Imperial Square, Cambray Spas & Oval Villas, Cheltenham by Rock & Co, London, 12th March 1856, plate 3084 £26.00 Unused folded sheet of writing paper. Add To Cart Added! Unused folded sheet of writing paper.