Dragon magazine 55

Dragon issue 55 was released in November of 1981. It contained the following articles related to the Forgotten Realms:

Dinosaurs: New Theories for Old Monsters

 * By Lawrence Schick. p. 12

Revising the dinosaur stats in view of new scientific information.

The Many Ways of Getting Away

 * By Pat Reinken. p. 50

Methods and magic to keep your character out of the crypt.

The Dragon's Bestiary

 * By Craig Stenseth, Ed Greenwood, Erol Otus and Jeff Brandt. p. 59–62

All about the Devil Spider, Surchur, Dyll, and Poltergeist for Advanced Dungeons & Dragons.