00411nam a2200133Ia 4500008004100000082001500041100002400056245004300080260004200123365000900165530001700174630004300191730004300234100415s9999    xx            000 0 und d  b21376a910  aNATIONAL GEOGRAPHIC  aThe National Geographic Desk Reference  aWASHINGTONc1999bNATIONAL GEOGRAPHIC  b1800  bDonated Copy  aThe National Geographic Desk Reference  aThe National Geographic Desk Reference