Subject - 26 - Science
Spencer Heath Archive Item 26 Typed pages with corrections and new starts, the original pages…
Conversation - 29 - The Glory Of Natural Science
Spencer Heath Archives Item 29 Verbatim notes by Spencer MacCallum from conversation with Heath. No…
Subject - 156 - Self And Not-Self
Spencer Heath Archive Item 156 No date Philosophy has to do with the mind,…
Subject - 469 - True And Precious Knowledge
Spencer Heath Archive Item 469 Penciling on 3-ring binder page with Item 468 No date…
Subject - 506 - Knowledge And Power
Spencer Heath Archive Item 506. No date Original is in item 505. An order…
Article - 669 - Knowledge, Pseudo Or Sound
Spencer Heath Archive Item 669 Pencil by Heath on three 3-hole ring-binder pages at Winter…
Conversation - 776
Spencer Heath Archive Item 776 Verbatim notes by Spencer MacCallum from conversation with Heath 1956?…
Conversation - 837
Spencer Heath Archive Item 837 Random taping by Spencer MacCallum from conversation with Heath January…
Correspondence - 1395 - Community Services By The Community (Land) Owners
Spencer Heath Archive Item 1395 Carbon copy of a letter to Mr. C.R. Walker, Editor,…
Subject - 1790
Spencer Heath Archive Item 1790 Pencil notes in a pocket notebook dated March 23, from…