This is a trick, isn't it? A mobile home
PLUS a boat...are there wings further back and extra wheels for rails which you aren't showing us? If so, this would be the Amazingly Complete Holiday Vehicle by the obscure AllThingsToAllMen (ATTA) Company of Desperation, USA.
In a test of this vehicle/boat/train in Modern Mechanix in 1954, Tom McCahill said: "In train mode, this thing handles like it's on rails, even if it's so slow it couldn't win a drag race with a sloth. In boat mode, to dock it is like trying to get an eel into a Coke bottle and on the road you have to point it in the general direction you want to go while praying with two Rosaries. The wings are supposed to allow it to fly you to far flung places but in reality you are more likely to be flung into far places. Instead of being all things to all holidaymakers the Amazingly Complete Holiday Vehicle makes getting home safely the highlight of any trip".