00370nam a2200157Ia 4500008004100000082001000041082000800051245008500059260000600144300001000150365000600160365001100166365000600177365000600183650002300189181031s9999    xx            000 0 und d  a692.3  bPRE  aPreambles to Sections, Specifications for Civil Works, Mode of Measurements etc.  c0  a223p.  b0  cRupees  d0  e0  aBuilding Materials