Gerry Upton
Map of Thunder Rift from the Mystara Facebook group posted 8 May 2022.
Never Leave The City! from the Mystara Facebook group posted 13 August 2022.
Different Wandering Monster Encounters from the BECMI D&D Facebook group posted 10 August 2023.
Keep on the Borderlands Players Map from the BECMI D&D Facebook group posted 13 April 2024.