00565ca0 a2200241ua 4500 18700 20180503180911.0 ta 080311s1973 g b000 u eng u Rs.10/- MAIN eng NULL 534.1 SAI Saihgal, R.L. . Author A Text Book Of Sound / R.L. Saihgal. 2nd / . N.delhi : S.Chand & Company Ltd , 1973. 283 ; NULL. Rs.10/- NULL UGC1941 Rs.10/- Physics BK 54139 54139 0 0 0 534_100000000000000_SAI 0 65895 MAIN MAIN Lending 2018-05-03 Physics Shelf 0 534.1 SAI UGC1941 2018-05-03 1 2018-05-03 BK