Victorian Archetypes in a Steampunk World, by Jess Nevins
Being a Primer on additional Characters to be found in Volumes published during the Victorian Era, with numerous references to other GURPS books which may be easily ignored if some Other System is preferred.

Designer's Notes: GURPS Mars, by James L. Cambias
GURPS Mars has everything you need for Martian adventure, except an adventure itself . . . which is where these notes come in.

Warehouse 23: The Ephemeral Suit, by Jon Mollison
When you wear this outfit, nothing will phase you.

Suppressed Transmission: Know When To Say Wendigo, by Kenneth Hite
It may not be friendly, but is it an ice creature?

Random Thought Table: Asgard As My Witness, by Steven Marsh
If power corrupts, what does cosmic power do? The sixth in the series on character power levels.

Pyramid Review: Mean Streets RPG
Pyramid Review: World of Darkness: Mafia