Railrood construction :
Webb, Walter Loring 1896-,
Railrood construction : Theory and practice : A text-book for the use of students in colleges and technical schools, and a hand-book for the use of engineers in field and office / By Walter loring webb - 8 # rev. total issue, nineteen thousand - 849 páginas
Ferrocarriles--Diseño y construcción
TF200 / W43 1926
Railrood construction : Theory and practice : A text-book for the use of students in colleges and technical schools, and a hand-book for the use of engineers in field and office / By Walter loring webb - 8 # rev. total issue, nineteen thousand - 849 páginas
Ferrocarriles--Diseño y construcción
TF200 / W43 1926