BK II Ch. 14 UP HILL AT LAKE SUCCESS [microcassette tape] [12], 1992 Cassette-Box 12 Unit ID: NLA.MS-SAV000261 Date: 1992
BK II Chap. 17 UP HILL AT LAKE SUCCESS [microcassette tape] [14], 1992 Cassette-Box 12 Unit ID: NLA.MS-SAV000263 Date: 1992
BK III INTRO Recorded 29-9-92 [microcassette tape] [9], 1992 Cassette-Box 12 Unit ID: NLA.MS-SAV000258 Date: 1992
Book 1, amendments, notes, comments from readers, further details, 1980s Box 70 Unit ID: 19 Date: 1980s