00413nam a2200133Ia 450000500170000000800460001703700120006304000210007504100130009608400190010924500960012826000410022430000140026520250508161639.0008  250505s9999    xx            000 0 eng d  aTextual  aFEDL bengcFEDL  aeng2eng  a510, PRAqFEDL 0aPractical problems in mathematics carpentry trades: A baisc mathematics simplified workbook  aAlbany bDelmar Publishers Incc1955  avii,190p.