Crossword puzzle clue "dark wood"

Source of "Say! In the dark? Here in the dark! Would you, could you, in the dark?"

Wood, wood, wood

Wood, wood, wood

Wood, wood, wood

"It builds strong bones, but who cares in this dark, dark world..."

Dark as dark can be

Dark purplish-brown to dark red

Poet who wrote "In the middle of the journey of our life I came to myself within a dark wood where the straight way was lost"