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003			OSt
005			20211212134203.0
008			170331b xxu||||| |||| 00| 0 eng d
040			_ckoha
100			_aDEVRAJ SINGH
245			_aFUND. OF OPTICS
250			_a2ND
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300			_a589
650			_aPHYSICS
942			_2ddc _cBK
999			_c15712 _d15712