000 00335nam a2200133Ia 4500
008 230326s9999 xx 000 0 und d
020 _a0
082 _a629
_bAGR
100 _aAgrawal, O. P.
245 0 _aPreservationof Art Objects And Library Materials (Et)
260 _a
_bNational book trust
_c1993
365 _b40
650 _a
_a
999 _c1435
_d1435