000
00299cam a2200133 4500
008
090401t xxu||||| |||| 00| 0 eng d
020
_a
0117215597
035
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(Sirsi) u89773
041
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eng
245
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Permissible spans for trussed rafters
350
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0
942
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0
948
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18/11/1998
999
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97501
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97501