spirit uses to rid Emmeline of her blindness. Emmeline is amazed at the new world before her eyes. Merlin's spells also allow Arthur and Emmeline to meet for a brief moment and some performances insert the additional duet "You say 'tis love" here. Emmeline, however will not be free until the enchanted wood is destroyed. Osmond enters, intent on seducing Emmeline for himself, having drugged his master Oswald. Osmond tries to win Emmeline over by showing her a masque acted by spirits. He conjures up a vision of "Yzeland" and "farthest Thule". The Frost Scene 18. Prelude 19. "What ho! thou genius of this isle" (Cupid wakes the "Cold Genius", who is the spirit of Winter). 20. "What Power art thou, who from below..." (The Cold Genius reluctantly wakes from his slumbers) 21. "Thou doting fool" (Cupid) 22. "Great Love, I know thee now" (The Cold Genius acknowledge's love's power) 23. "No part of my dominion shall be waste" (Cupid) 24. Prelude 25. "See, see, we assemble" (Chorus and dance of the Cold People) 26. Tis I that have warm'd ye" (Cupid, followed by ritornello and chorus of Cold People: Tis Love that has warm'd us") 27. "Sound a parley" (Cupid and Cold Genius, followed by ritornello and chorus) 28. Third Act Tune: Hornpipe The masque fails to persuade Emmeline and Osmond resorts to force but the captive Grimbald's shouts interrupt him. Osmond goes to free him, promising Emmeline he will be back. Act 4 Scene 1 The freed Grimbald warns Osmond that Arthur is approaching the enchanted wood, where Merlin has undone his spells. Osmond decides to replace the threatening spells with seductive ones. Scene 2: Scene of the Wood continues Merlin leaves Arthur at the entrance to the wood with the spirit Philidel as his guide. Philidel has a wand which will banish all magical deception. Arthur hears seductive music from two Sirens bathing in a stream. 29. "Two Daughters of this Aged Stream are we" Though tempted, Arthur realises it is an illusion and presses on. Next, "Nymphs and Sylvans" emerge from the trees singing and dancing. 30. Passacaglia: "How happy the lover" Again, Arthur rejects them and begins the task of destroying the wood. When he chops a tree with his sword, blood pours out of it and the voice of Emmeline cries out in pain. It convinces Arthur that it is Emmeline, who has been