Project Gutenberg has available for free download Short Story Writing ~ A Practical Treatise on the Art of The Short Story by Charles Raymond Barrett
eHarlequin offers two free books if you sign up for their subscription service (which, according to the web site, you can cancel at any time.) This month they're featuring freebies with subscriptions to a number of their traditional series in Larger Print
Need some advice on viral marketing? Online sales guru Seth Godin has his much-acclaimed marketing book Unleashing the Idea Virus available for free download in e-book form.
Harper Collins has a First Look program for bloggers who want "to preview books in literary fiction, general fiction, suspense, biography, cookbooks, and other genres, for readers who make a difference – like you! Each month, Advance Reading Editions (AREs) of great books by fabulous authors are offered that you will have the opportunity to review. Reviewers are selected at random, but you must register to be eligible. In joining the program you may select your favorite genres and we will let you know when a book in your preferred category is offered." (Program rules can be found here)
LibraryThing has an early reviewer program which distributes ARCs to interested members who sign up, see more details at their Early Reviewers FAQ page.
Robert Louis Stevenson's Essays on the Art of Writing over at Project Gutenberg.
Author Shiloh Walker is having a contest for bloggers which offers among other prizes an ARC of her Feb '09 release Fragile.
Readers, do you know of any good free e-books out there? Writers, are you offering any freebies or giveaways in the near future? Let us know in comments.