Very good Two Volume Set in slipcase. First American Edition. Previous owner's name on front pastedowns. Both volumes a bit shaken. Nice set. All the Diurnal Birds of Prey in 125 Full-color paintings by Roger Tory Peterson, J.C. Harrison, Don R. Eckelberry, David Reid-Henry, Albert Earl Gilbert, C.E. Talbot Kelly, Guy Coheleach, Lloyd Sandford, Malcolm Ellis, Cornelius J. Ward, and J.G. Williams. Maps.