00393nam a2200109Ia 4500008004100000082001800041100001900059245004000078260003800118630001800156650010900174211109s9999||||xx |||||||||||||| ||und||  a523.01bMOO-H  aMoore, Leonard 0aHamly Junior Encyclopedia of Nature  bOxford UniversityaNew Yorkc1977  xGENERAL STACK  aNATURAL SCIENCE& MATHEMATICSvASTRONOMY & ALLIED SCIENCExSPECIFIC CELESTIAL BODIES & PHENOMENAGeneralia