He studied at the polytechnic institute in Stuttgart and after working for two years as an engineering assistant on the preliminary stages of railway construction he returned there as an assistant in geodesy .
Jordan was born in Ellwangen , a small town in southern Germany .
Jordan studied at the polytechnic institute in Stuttgart and after working for two years as an engineering assistant on the preliminary stages of railway construction Jordan returned there as an assistant in geodesy .
Jordan was born in Ellwangen , a small town in southern Germany .