The Keep on the Borderlands is set in Dyriamarch, a region of Melderyn claimed, but not effectively controlled by that kingdom. There is also a letter meant to be handed to the players before the adventure.
Alchemy, an original work by NRC, adapted by JPM and reformatted by Shane Morales. This archive contains all versions, from the original to the final adaptation. They should be considered houserules because they were never officially published. Also available are alchemical and chymical recipes of Terra.