Cadwalader Ringgold:
Ai! Pedrito! - L. Ron Hubbard - Kevin J. Anderson - cover artist Peter Green and Kike Manoogian
Cadwalader Ringgold:
Science-Adventure Books - Pebble in the Sky by Issac Asimov & Kingslayer by L. Ron Hubbard - cover artist Alan Anderson
Cadwalader Ringgold:
L. Ron Hubbard - All About Radiation - Bridge Publications, Inc
Cadwalader Ringgold:
L. Ron Hubbard - Handbook for Preclears - Bridge Publications Inc
Cadwalader Ringgold:
Typewriter in the Sky - L. Ron Hubbard - cover artist Bridge Gallego - Bridge Publications
Cadwalader Ringgold:
Final Blackout - L. Ron Hubbard
Cadwalader Ringgold:
Black Genesis - L. Ron Hubbard