The Thomas de Hartmann Papers

Documents de Hartmann's life and work through musical sketches, manuscript scores, and printed music and contain materials relating to G. I. Gurdjieff.
http://webtext.library.yale.edu/xml2html/music/ht-d.htm

Anderson, Margaret C.

Archives finding aid. Letters, photos and manuscripts.
http://www.uwm.edu/Library/arch/findaids/uwmmss12.htm

Florence Reynolds Collection re Jane Heap and The Little Review

Archival finding aid. Jane Heap was a student of Gurdjieff in Paris and later run her own groups in England and USA.
http://www.lib.udel.edu/ud/spec/findaids/reyheap1.htm

Fritz Peters

Dedicated to Fritz Peters (1913-1979), Gurdjieff memoirist and American novelist.
http://www.fritzpeters.info/

Lord John Pentland

Synopsis of Lord John Pentland (1907–1984) who Gurdjieff choose to lead the Work in America
http://www.gurdjieff.org/pentland.htm

Jeanne de Salzmann

A short synopsis of Jeanne de Salzmann (1889–1990). She lead the worldwide Work after Gurdjieff's death in 1949 until her death in 1990.
http://www.gurdjieff.org/salzmann.htm