Lot of 9 Young People's Science Encyclopedia 4-12 1966 Vintage HC Used Includes: Young People's Science Encyclopedia Br-Cl 1966 4 Young People's Science Encyclopedia Cl-Di 1966 5 Young People's Science Encyclopedia Di-Em 1966 6 Young People's Science Encyclopedia Em-Fl 1966 7 Young People's Science Encyclopedia Fl-Gr 1966 8 Young People's Science Encyclopedia Gr-In 1966 9 Young People's Science Encyclopedia In-Ma 1966 10 Young People's Science Encyclopedia Ma-Mo 1966 11 Young People's Science Encyclopedia Mo-Mi 1966 12 (Signs of being read including corner creases staining and shelf wear.) The item shows wear from consistent use, but it remains in acceptable condition and works perfectly. All pages and cover are intact. Spine may show signs of wear. See pictures#youngpeoplesscience#encyclopedia#TheLibraryofAmerica#vintagebooks#bookstore