00572nam a2200193Ia 450000500170000000800460001703700120006304000200007504100130009508400210010810000250012924500280015426000090018230000090019149000320020094200210023299900210025395201040027420250508151052.0008  250505s9999    xx            000 0 eng d  aTextual  aFEDLbengcFEDL  aeng2eng  a372.3, PARqFEDL  aParker Bertha Morris 0aWhat things are made of  c1950  a35p.  aThe basic science education  cTEXLh372.3, PAR  c1327394d1327394  00104070aFEDLbFEDLd2025-05-08l0o372.3, PARpEL0007256r2025-05-08 15:10:52w2025-05-08yTEXL