The Photocopy Reproductions of Correspondence, Diaries, Notes, and Related Documents Between Sir Hubert Wilkins, Harold Sherman, Martha Sherman, and Suzanne Wilkins as Collected by Saskia Praamsma Raevouri contains photocopied reproductions of correspondence between Sir Hubert Wilkins, Harold Sherman, and their wives, Martha Sherman and Suzanne Wilkins, on the subject of extrasensory perception; the photocopies date from August 2014, while the original materials reproduced in this collection date from 1931 to 1981.

Saskia Praamsma Raevouri collected, compiled, and photocopied these items as research for books she was writing, including The Urantia Diaries of Harold and Martha Sherman and The Urantia Notebook of Sir Hubert Wilkins: Fact Finder and Truth Seeker.