Additional RPGA Adventure The End of the Matter (AD&D 1993 Year of Adventures; Originally 1993 AD&D Open) By Tom Prusa currently selling here The End of the Matter (AD&D 1999 Year of Adventures; Originally 1993 AD&D Open) | eBay
A few more known old RPGA adventures, some of them mentioned in Café de Nuit - View topic - Living Death and RPGA general convention modules..
Curse of the Casket
Scream in the New Year
The Haunted House on Haver’s Hillock
A Chilling Experience
In the Flesh
Sarcophagyn
Shadows of Vanity
Ship...
As the impetus for the original question posed by Alzrius, I'll come out of retirement on the boards long enough to throw my two cp in.
My curiosity comes from reading the pdf "Guide to the Spheres"
By Paul Westermeyer on Spelljammer.org and although well written and informative, it also...