Thank you for your encouragements. Indeed, she adores it.
I had installed a lighting fed by battery and the last time, she told me:
" Grandpa, the light does not work any more "
Then, I changed the supply by battery by a small transformer 4.5 volts.
She is delighted and does not miss to show it proudly to her friends who come play at home.
I am satisfied to have realized her this doll's house