I think you are both pretty amazing !! Perhaps I can ask for a little more help, I have googled these til Im blue in the face but have come up with zilch !!!
23. First commercial nuclear power station at Dewsbury Manor? (6,4)
80. Treacherous person runs from Yellowstone to Washington across a meadow (5,2,3,5)
90. Musical misnomer from Tarsus's resort (3,4,6)
Many thanks in advance !!!