DescriptionJoséEchegarayyEizaguirre (cropped).jpgJoséEchegaray Date 1904 Source Nobel Foundation archive Author This file is lacking author information
DescriptionJoséEchegarayyEizaguirre (cropped2).jpgJoséEchegaray Date 1904 Source Nobel Foundation archive Author This file is lacking author information
work, hereby publish it under the following license: English JoséEchegarayyEizaguirre (April 19, 1832 – September 14, 1916) was a Spanish civil engineer