American shipping company interested in Zeebrugge, Belgium as port of call according to the Weekly Intelligence Summary No. 1 dated 8 January 1921

An item reported that a representative of an American Shipping Company visited Zeebrugge, Belgium to examine if the harbour was suitable to act as a port of call for transatlantic steamships.

Source

The National Archives, Kew Gardens, England CAB/24/118/41