00373nam a2200145Ia 450000500170000000800460001703700120006304000210007504100130009608400210010910000150013024500260014526000470017130000090021820250508161806.0008  250505s9999    xx            000 0 eng d  aTextual  aFEDL bengcFEDL  aeng2eng  a529.7, HOOqFEDL  aHood Peter 0aHow time is  measured  aLondon, UKbOxford University Press c1955  a64p.