During World port days in the harbour of Rotterdam several iconic ships joined the iconic ss Rotterdam.
The ss Rotterdam (1959) in the Maashaven, photographed by Hans Hoffmann ©
The seagoing tug Elbe (1959), photographed by Hans Hoffmann ©
The former measuring vessel Hydrograaf (1910) of the Dutch Royal Navy, photographed by Hans Hoffmann ©
The seagoing tug Holland (1951), photographed by Klaas Krijnen