00722nam a2200217Ia 450000500170000000800460001702000180006303700290008104000200011004100130013008400250014310000250016824500220019326000480021530000090026336500110027254600650028394200230034899900210037195201120039220250508165658.0008  250505s9999    xx            000 0 eng d  a81-209-0170-3  aBooks to be hide in OPAC  aFEDLbengcFEDL  aeng2eng  a537.623, SAL/OqFEDL  aSalwi Dilip M924568 0aSuperconductivity  aNew Delhi, IndiabChildren Book Trustc1990  a24p.  aINRb6  aAcc. No. 84322 is MACESE and Acc. No. 90350 is CSEC library.  cHBh537.623, SAL/O  c1396698d1396698  00104070aFEDLbFEDLd2025-05-08g6.00l0o537.623, SAL/OpEL0090350r2025-05-08 16:56:58w2025-05-08yHB