This collection consists of materials relating to two of Samuel R. Delany's more famous novels. Materials include two typescripts of his 1973 novel Equinox (originally published as The Tides of Lust), and the corrected galley proofs of Triton (1976).

Also included is the typescript of Delany's 1979 memoir Heavenly Breakfast.

The manuscripts all contain holograph corrections and revisions by Delany.  There is also a note contextualizing the manuscript on the first page of each item.