00454nam a2200145Ia 450000500170000000800460001703700120006304000210007504100130009608400220010924500830013126000540021430000110026849000290027920250508154719.0008  250505s9999    xx            000 0 eng d  aTextual  aFEDL bengcFEDL  aeng2eng  a371.27, GREqFEDL 0aCirtificate of secondary education : Experimental examinations - Mathematics 2  aLondon, UKbHer Majesty's Stationery Officec1965  avi,74p  aExaminations bulletin; 7