Picador wrote:Etranger2 wrote:Macunaima wrote:“Float”?
A form of wagon, although it's probably an archaic usage in this instance, https://en.wikipedia.org/wiki/Float_(horse-drawn)
In context it's not archaic. It's what the GWR (and others) called them in the early 1900s. Where do you think 'milk float' comes from?
The word float is still used. The thing in the picture below is called a milk float. The word is probably dropping out of news now, as dairies have stopped delivering milk in most areas.

And you can read all about them on Wikipedia https://en.wikipedia.org/wiki/Milk_float