Welcome to Penumbra Invictus
Penumbra Invictus is a small publishing company established in 2012.
Featured Book
Between the Shadow and the Flame is a novel about the history of philosophy and the role of philosophy, religion and science in shaping our view of the world. Read a detailed description of the novel or follow a link to the author's page for more information.
Order a paperback copy here.
Order an e-book copy for Kindle here.
Order an e-book copy for Nook, iPad & other e-readers here.
Order copies for retail or distribution here.
Order a paperback copy here.
Order an e-book copy for Kindle here.
Order an e-book copy for Nook, iPad & other e-readers here.
Order copies for retail or distribution here.