Lot 401 , Thorburn, Archibald - British Birds, 4 vols, 4to, original red cloth, with 80 coloured plates, spines sunned, Longmans, Green and Co., London, 1917, uniformly bound with - Thorburn, Archibald - British Mammals, 2 vols, 4

° Thorburn, Archibald - British Birds, 4 vols, 4to, original red cloth, with 80 coloured plates, spines sunned, Longmans, Green and Co., London, 1917, uniformly bound with - Thorburn, Archibald - British Mammals, 2 vols, 4to, original red cloth, with 50 coloured plates, spines sunned, Longmans, Green and Co., London, 1920 (6)
£200-300