| 000 | 00717 a2200217 4500 | ||
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| 003 | ISURu | ||
| 005 | 20240721115116.0 | ||
| 008 | 211027b ce ||||| |||| 00| 0 sin d | ||
| 041 | _aeng | ||
| 080 |
_a744:621.7 _bSPE |
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| 245 | _aSpecification for engineering drawing practice : SLS 409 : 1977 | ||
| 260 |
_aColombo _bBereau of Ceylon Standards _c1977 |
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| 300 | _a69 p. | ||
| 650 | 0 |
_aENGINEERING DRAWING _96014 |
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| 650 | 0 |
_aENGINEERING DRAWING PRACTICE _9150957 |
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| 650 | 0 |
_aSLS 409 _9150958 |
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| 650 | 0 |
_aSLS 409: 1977 _9150959 |
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| 650 | 0 |
_aSLS 409: 1977 _aENGINEERING DRAWING PRACTICE _aSLS 409 _aENGINEERING DRAWING _aSRI LANKA STANDARDS _941086 |
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| 942 |
_cPR _2ddc |
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| 945 |
_dMain Library ADMIN _c26318 |
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| 999 |
_c109853 _d137801 |
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