The Spanish Helmet
 The Spanish Helmet is a thriller/historical fiction novel by Swiss/New Zealand author Greg Scowen. Published in 2011 it is the first book featuring Scowen's character Dr. Matthew Cameron. The novel received mixed reviews in New Zealand newspapers due to its handling of controversial theories relating to New Zealand's accepted history. While one book reviewer praised the novel for a thought-provoking story-line another labelled sub-plots of the debut work as laughable.