000
00311nam a2200121Ia 4500
008
220201s9999 xx 000 0 eng d
082
_b
BIS
100
_a
Burean of India Standerdes
245
0
_a
15-1542-1992 sand for plaster- specification
260
_a
New Delhi
_b
B I S
_c
Jul-92
300
_a
2
942
_2
ddc
999
_c
28391
_d
28391