The submarine rock breaker in Trieste harbor
The Strepy-Thieu lift (on the Central Canal in Belgium)
The maritime seine and the port of rouen
The floating gates of the lock of the port of commerce, bre me-oslebshausen
The development of the port of Nantes
The clearing of the Suez Canal from obstruction by a dynamite ship
Railways and navigable waterways
Ports Francs Et Zones Franches