Poems in Prose is an illustrated collection of prose poems by Clark Ashton Smith. It was released in 1965 and was published by Arkham House in an edition of 1,016 copies. The book is a nearly complete collection of Smith's prose poetry.
Chalker, Jack L.; Mark Owings (1998). The Science-Fantasy Publishers: A Bibliographic History, 1923-1998. Westminster, MD and Baltimore: Mirage Press, Ltd. p. 42.
Joshi, S.T. (1999). Sixty Years of Arkham House: A History and Bibliography. Sauk City, WI: Arkham House. pp. 89–90. ISBN0-87054-176-5.
Nielsen, Leon (2004). Arkham House Books: A Collector's Guide. Jefferson, NC and London: McFarland & Company, Inc. pp. 94–95. ISBN0-7864-1785-4.