- The Amazing Illustrated Word Game Memory Books Vol. I, Set I: The Central Seven Six-Letter Stems: Ineast, Rneast, Ireast, Inrast, Inerst, Ineart and I
- The Amazing Illustrated Word-Game Memory Books Volume 2 Set 3: Twenty-One Central Five-Letter Stems The 3rd Set of Seven: IREAS, INRST, INRAT, INRAS INERT, INERS, INEAR A Compilation of Mentafile
- The Amazing Illustrated Word Game Memory Books Volume 2, Set 2: Twenty-One Central Five-Letter Stems; The Second Seven: Rnast, Rnest, Rneat, Rneas, Irast, Irest, Ireat
- The Amazing Illustrated Word Game Memory Books, Vol. 2, Set 1: Twenty-One Central Five-Letter-Stems; The First Seven: Neast, Ieast, Inast, Inest, Ineat, Ineas and Reast
- The Amazing Illustrated Word Game Memory Books Vol I, Set 2: The Auxiliary Six-Letter Stems: EREAST, LNEAST, ONEAST, UNEAST, INEOST, RNEOST and INEOSR





