TY - GEN AU - Mukherjee, J.C. TI - Treatise on Sound [For advanced students ] U1 - 534 PY - 1970/// CY - Kolkata PB - A. Mukherjee & Co. KW - PHY.--SOUND N1 - Rep. by Prof. A.K.D.G. against 534 B 12.2-4 Acc.No.- 18237 ER -