Who's Who: The Definitive Directory of the DC Universe Vol 1 20

Summary
Volume: 1 Issue: XX Month: October Year: 1986

Credits
Editor in Chief: Paul Levitz Head Writer: Mike Barr Writers: Paul Levitz Cover Artists: Paris Cullins and Dick Giordano Colourists: Anthony Tollin and Tatjana Wood Editors: Len Wein

Synopsis
This issue is a reference index providing biographies for the following characters:
 * Rubberduck
 * Ryand'r
 * Sabbac
 * Sandman (Wesley Dodds)
 * Sandman (Garrett Sanford)
 * Sandy the Golden Boy
 * Sarge Steel
 * Sargon the Sorcerer
 * Saturn Girl
 * Saturn Queen
 * Scalphunter
 * Scarecrow
 * Scavenger
 * S.T.A.R. Labs
 * Sea Devils
 * Secret Six
 * Secret Society of Super-Villains
 * Sensei
 * Sensor Girl
 * Sgt. Rock
 * Serifan
 * Seven Soldiers of Victory
 * Shade
 * Shade the Changing Man
 * Shadow Lass
 * Shadow Thief
 * Shaggy Man
 * Shakira
 * Shark
 * Shazam
 * Shimmer
 * Shining Knight