Sanddiver Books Inc. is a Canadian publisher incorporated in the Province of Ontario and headquartered in Ottawa. It owns the rights to Eric Thomson’s works of fiction and the Canadian military history and heritage imprint Non Retrorsum.

Sanddiver Books Inc. publishes the English language versions of Eric Thomson’s works in ebook and print formats worldwide. Rights for languages other than English are available.

We welcome inquiries concerning the licensing of non-English language publication rights, as well as any other questions concerning Eric Thomson, his works, or Sanddiver Books Inc. via the contact form at the bottom of this page.

To learn more about science fiction author Eric Thomson, please visit his official website at

For inquiries about the Non Retrorsum imprint, please visit its website at