Forbidden Alchemies of Frater PVNBill Siebert, Don Karr, Cliff Pollick · First published 2022Open the Tome
Liber LunaeDon Karr, Calanit Nachshon, Stephen Skinner · First published 2011 · Latest edition 2018Open the Tome
A quantitative method for using an inventory of the soil and water resources of the state of Oregon to determine human population carrying capacities for two acceptable qualities of lifeDon John Karr · First published 1975Open the Tome
