IS: 2572-1963 Code of practice for construction of hollow concrete block masonry.
BUREAU OF INDIAN STANDARDS
IS: 2572-1963 Code of practice for construction of hollow concrete block masonry. - NEW DELHI BIS 1964 - 19p
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IS: 2572-1963 Code of practice for construction of hollow concrete block masonry. - NEW DELHI BIS 1964 - 19p
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