Grab one of these free mysteries for some entertainment on your day off! All four are free on Kindle.
'The Enemy We Know' is free 12/25-12/26. 'Out of the Shadow' is free 12/25-12/27. 'The Stone of Blood' is free on 12/25. 'Rock & Roll Homicide' is free 12/25-12/29.
Source:
http://www.freebooksy.com/freebooks/2012/12/25/four-mystery-books-free-kindle-ebooks.html