00260nam a2200109Ia 4500008004100000041000800041082001200049100001600061245002900077260003600106300000800142211209s1978    xx            000 0 und d  aeng  a627 KHU  aKHURMI, R S  aTEXT BOOK OF HYDRAULICS   aNEW DELHIbS. CHAND & CO.c1978  a528