Liber Pontificalis | KK Null | Liber Septimus | Liber | Unter Null | Null Device | Liber Exoniensis | Liber Abaci | /dev/null | Title page of the book ''Emblematum liber'' by Andrea Alciato | Null result | $null | null | Mikhail Liber | Liber Gomorrhianus | Liber feudorum maior | Liber feudorum Ceritaniae | Liber de Causis | ''Liber chronicarum'' - more commonly known as the Nuremberg Chronicle | Christopher Null | Cecil Null | Artist's representation of distillation apparatus for aqua vitae, from ''Liber de arte Distillandi'', by Hieronymus Brunschwig |
In 1978, he co-founded the Illuminates of Thanateros with Carroll, later publishing Carroll's book, Liber Null.