chapter  XIII
14 Pages

"GOOD REASON HE HAS TO BE SAD!"

Sincedaughtersaredestinedtomarryearlyand becomemembersofotherfamilies,sonsarenaturally offirstimportance,andsexdeterminationbeforebirth isasubjectofinteresttoall.Themostcomplicated methodgivenisbyarithmeticalcalculation:"Multiply seventimesseven;addtothisthenumberofmonths ofpregnancy;subtracttheageofthepregnantwoman, andaddnineteen."Iftheresultisanoddnumber,the childwillbeaboy;ifanevennumber,agirl."