Various tools for writers operated by the ReAnimus Press crew:

Anthopology 101: Reflections, Inspections and Dissections of SF Anthologies, by Bud Webster
Staying Alive - A Writer

General:

Galaxy Magazine: The Dark and the Light Years, by David L. Rosheim
Heinlein
The Science Fiction Novel, by Basil Davenport, Robert A. Heinlein, C. M. Kornbluth, Alfred Bester, and Robert BlochThe Issue at Hand, by James Blish (as William Atheling, Jr.)How To Improve Your Speculative Fiction Openings, by Robert QualkinbushIn Search of Wonder, by Damon KnightSpace Travel - A Science Fiction WriterFootprints on Sand, by L. Sprague de Camp and Catherine Crook de CampThe Craft of Writing Science Fiction that Sells, by Ben BovaHeinlein in Dimension, by Alexei PanshinMore Issues at Hand, by James Blish (as William Atheling, Jr.)Modern Science Fiction, by Reginald Bretnor, ed.Having Relationships With Characters on the Road to Great Fiction, by Andrew BurtOf Worlds Beyond, by Lloyd Arthur Eshbach, ed.