00270nam a2200109Ia 450000500170000000800410001708200150005810000260007324500250009926000280012430000080015220260205095207.0260111s9999||||xx |||||||||||||| ||und||  a500  SE58S  aSCHNEIDER HERMAN NINA 0aSCIENCE IN OUR WORLD  aU.S.A.bD.C.HEATHc1955  a346