Door into the Dark (1969) is a poetry collection by Seamus Heaney, who received the 1995 Nobel Prize in Literature. Poems include "Requiem for the Croppies", "Thatcher" and "The Wife's Tale". Heaney has been recorded reading this collection on the "Seamus Heaney Collected Poems" album.
Seamus Henry wrote Door into the Dark before receiving the Nobel Prize in Literature.
Door into the Dark was written in 1969, and Henry didn't receive the Nobel Prize in Literature until 1995.