"They started to make a harbour here quite early in the Spring; The people came from Canada with all kinds of machines ...." A list of people doing all the jobs but now that they've finished they'll surely have to come back and patch it every year.
[The breakwater described was built sometime between 1943 and 1945.]
As the song predicts, by the end of 1945 there are already comments about improving the harbour by dredging [per Charles Granger, "Bonavista Cold Storage Co., Limited" in Fishermen's Advocate, December 21, 1945] - BS