Sucker's Portfolio: A Collection of Previously Unpublished Writing

From Author Wars - https://authorwars.com/publications/suckers-portfolio-a-collection-of-previously-unpublished-writing-421820.html

Overview:

Title: Sucker's Portfolio: A Collection of Previously Unpublished Writing
Author: Kurt Vonnegut
Year: 2013
ISBN-10: 9781611099584
Publisher: Amazon Publishing
Price: $14.95
Pages: 190
Binding: Paperback
Type: Collection
Title Reference: Sucker's Portfolio: A Collection of Previously Unpublished Writing
Notes: At this time we only list "Robotville and Mr. Caslow", an unfinished science fiction story, which is included in the book as an appendix. The other items in the book (6 stories and one essay) are not known to be SF. Data from Amazon.com as of 2013-07-01.