Various tools for writers operated by the ReAnimus Press crew:

More Issues at Hand, by James Blish (as William Atheling, Jr.)
Space Travel - A Science Fiction Writer

General:

How To Improve Your Speculative Fiction Openings, by Robert Qualkinbush
SF in Dimension, by Alexei and Cory Panshin
The Issue at Hand, by James Blish (as William Atheling, Jr.)Heinlein in Dimension, by Alexei PanshinStaying Alive - A WriterThe Science Fiction Novel, by Basil Davenport, Robert A. Heinlein, C. M. Kornbluth, Alfred Bester, and Robert BlochGalaxy Magazine: The Dark and the Light Years, by David L. RosheimIn Search of Wonder, by Damon KnightOf Worlds Beyond, by Lloyd Arthur Eshbach, ed.Footprints on Sand, by L. Sprague de Camp and Catherine Crook de CampHeinleinModern Science Fiction, by Reginald Bretnor, ed.Having Relationships With Characters on the Road to Great Fiction, by Andrew BurtAnthopology 101: Reflections, Inspections and Dissections of SF Anthologies, by Bud Webster