00490nam a2200157Ia 4500 190328s9999||||xx |||||||||||||| ||und|| 81-7099-664-3 NITIL NITIL 21st 025.4 P898A Prajapati, C L Archivo-library materials their enemies and need of first phase conservation C L Prajapati New Delhi Mittal 1997 xvi, 225p. Library materials; Preservation of materials BKS 32833 32833 0 0 DDC 0 0 NITIL NITIL 2019-04-03 0 025.4 P898A 138524 2019-04-03 00:00:00 2019-04-03 BKS