"Appendix," handwritten draft with proofs, circa 1955

Among Hugh Everett's files were a number of handwritten documents related to the writing of his thesis. Many of them were drafts of material that ultimately appeared in the long thesis. This document, titled "Appendix" by Everett, was found in a file labeled "Early drafts," corresponding to material from the earliest stages of Everett's work on the thesis. It contains proofs of some propositions.This document was found in the basement of Mark Everett in 2007 by Mark Everett and Peter Byrne, in a file labelled "Early drafts.