The title "From the Dark Room" is a phrase from a sequence of poems called "Travelling Light". Some unexpected things happen with light and dark in this collection. In "Rare Old", whisky abandoned in Antarctica and "protected by the freeze" is "brought into the damage of light". Nesting house-martins in "Hemispheres", by contrast, are pictured "sliding the dark around themselves" in an act of protection, while "Globe" ends with the sinister volcanic image of

what might ooze if the egg( more behind cut )
of the Earth were cracked, light
hatching from the world's blown sphere.