Translations for hearth in French

Here are paragraphs from public domain books translated:

“No, they are the homes of our worthy ancestors. Prehistoric man lived thickly on the moor, and as no one in particular has lived there since, we find all his little arrangements exactly as he left them. These are his wigwams with the roofs off. You can even see his hearth and his couch if you have the curiosity to go inside.”	— Non. Nos dignes ancêtres habitaient là. L’homme préhistorique vivait sur la lande et comme, depuis cette époque, personne ne l’a imité, nous y retrouvons encore presque intacts les vestiges de son passage. Ceci vous représente des wigwams recouverts de leur toiture. Si la curiosité vous prenait de les visiter, vous y verriez un foyer, une couchette…
The Hound of the Baskervilles, by Arthur Conan Doyle	Le Chien des Baskerville, de Arthur Conan Doyle