Please note that there is a Daphne du Maurier theme to the crossword
27a Housekeeper's high and barely mighty (7)
D _ N _ E _ S
It must be DANVERS (the housekeeper in "Rebecca"). I can aso see an anagram of "and"
7d Papers covering artistic setting in Cornwall after the writer's done copy (8)
I _ I _ A _ E _
Imitates or Imitated. I can see parts of the parsing for both, but not completely either.