Aplicația este accesibilă de pe ecrane late

1
John Roebling was hurt in an accident.
2
Washington Roebling built two huge caissons.
3
Emily Roebling took control of the building of the Brooklyn Bridge.
4
People couldn't get to work in Manhattan.
5
John Roebling built a bridge over Niagara Falls.
6
People asked Roebling to build them a bridge over the East River.
7
Washington Roebling nearly died from caisson disease.