If you look at the cutaway illustration of the "Goblin" in chapter 5 of We Didn't Mean to Go to Sea, you will see how it all fits together. The cooker and sink are opposite each other either side of the steps down into the cabin.
Moored at wolverstone. Note the clouds looming!
Ditto
Ditto
Moored at Titchmarsh
Ditto
The Starboard berth
The canteen behind the port berth backrest. Note the paraffin lamp.
The forward part of the cabin. The loo is in the forepeak
The sink, with hot (heated by the engine) and cold running water