000 | 00517nam a2200193Ia 4500 | ||
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005 | 20250619144803.0 | ||
008 | 250619s9999||||xx |||||||||||||| ||und|| | ||
020 | _c9 | ||
040 | _aMAIN | ||
041 | _aEnglish | ||
082 |
_a621 _bCUS |
||
100 | _aCusens, A.R. and Santathadaporn, Sakda | ||
245 | 0 |
_aDesign charts for helical stairs _b: with fixed supports |
|
260 |
_aLondon _b; Concrete Publications _c, 1966 |
||
300 | _a35p. | ||
650 | _aEngineering | ||
650 | _aMechanical Engineering | ||
942 | _cBK | ||
999 |
_c112347 _d112347 |