Science Fiction Weaponry: A Guide for Writers by J. Daniel Sawyer and Mary Mason    by J. Daniel Sawyer
Price: $1.99 USD. 9530 words. Published by AWP Books  on November 5, 2011. .
The author of The Antithesis Progression teams up with the author of The Rehumanization of Jade Darcy to provide an in-depth guide to the science fact that underlies some of the most popular weapons in science fiction. Whether you're a writer looking to add depth and texture to your weapons technology, or a fan who wants to know how it all works, this is the place.

Throwing Lead: A Writer's Guide to Firearms (and the People Who Use Them) by J. Daniel Sawyer and Mary Mason    by J. Daniel Sawyer
Price: $9.99 USD. 93090 words. Published by AWP Books  on February 20, 2012. .
Most people don't grow up around guns, but most fiction writers have to know about them. This entertaining, humorous, and accessible guide takes you from the very basics of gun tech through the social and psychological quirks of cops, crooks, spies, and other professional gunmen.