At first, however, we could not believe the speed with which your Merchant Marine was growing. Claims of eight to 10 days to launch a ship seemed fantastic. Even when we realized it referred to the assembly of prefabricated parts, a mere 10 days to put it together was still unthinkable. Our shipbuilding industry was very thorough and painstaking, but very slow, disturbingly slow, in comparison. It took nine months to build a Danube vessel.
Here is the entire (previously overlooked) interview. Via D., interesting throughout.