A Grace Line ship unloading bananas in New York. The bananas comes ashore on a conveyor belt, a sling of coffee is brought ashore by the ship's cargo-gear. Fifties.
A norwegian ship clears from Weehawken with a cargo of diesel locomotives. Late fifties?
The ship is not named, but has a distinct X near the middle of her name: "Mexico"? In her funnel there seem to be an Y, or a T, within a double circle on a bright colour.(Just in case somebody should