00378nam a2200145Ia 450000500170000000800460001703700120006304000200007504100130009508400230010810000200013124500240015126000430017530000140021820250508151730.0008  250505s9999    xx            000 0 eng d  aTextual  aFEDLbengcFEDL  aeng2eng  a371.426, VENqFEDL  aVenables P  F R 0aTechnical education  aLondon, UKbG Bell and Sons Ltd c1955  axii,656p.