This collection contains outlines, and other unpublished work.
A list form the jackvance.com website:

• Cat Island (1946, fragment)
• The Stark (1954, outline for series)
• The Telephone was Ringing in the Dark (1962, outline for novel)
• The Kragen (1963, novella; first version of The Blue World)
• The Genesee Slough Murders (1966, outline for Joe Bain novel)
• Guyal of Sfere (1969 , revision of same title, 1944),
• Wild Thyme and Violets (1976, outline for novel)
• The Magnificent Red-Hot Jazzing Seven (1976, movie treatment)
• Clang (1984, movie treatment)
• Dream Castle (1962 revision of I’ll Build Your Dream Castle, 1946).