Pedro Amaral (Portugal)
autographed covers and photographs, flown artifacts
Michael auf der Lake (Germany)
autographs
David S. Ball (South Carolina)
space event covers
Daryl Barkle (New Zealand)
autographs, covers, artifacts and medals
Alec Bartos (Romania)
autographs, philatelic items and covers
Adam Bootle (United Kingdom)
artifact, autographs, and books
Ray Brennan (Maryland)
autographs, artifacts, and books
Robert Cordingly (United Kingdom)
autographs, books, flown artifacts, medals, patches and pins
Dennis Dillman (Washington, DC)
autographed and flown covers
John Fongheiser (Ohio)
flown artifacts and hardware
Ed Fortier (Massachusetts)
moonwalker autographs
Douglas Henry (California)
test pilots and astronauts autographs, books
Ian Hepworth (United Kingdom)
autographs
Derek Horne (United Kingdom)
autographs
Richard Jurek (Indiana)
flown currency ($2 bills)
Joe Lennox (New Jersey)
flown items, hardware, newspaper clippings
Claudio Mariani (Argentina)
autographs, medallions, patches
Robert McLeod (Georgia)
autographs (also, other website here)
Lawrence McGlynn (Massachusetts)
autographs, flown artifacts and medallions
Gary Milgrom (Georgia)
autographs, flown artifacts, hardware
Rick Mulheirn (United Kingdom)
autographs, flown artifacts, hardware
Mike Pace (Australia)
autographs of the first 12 cosmonauts
Steve Procter (United Kingdom)
autographs of astronauts and cosmonauts
Mike Quinn (California)
autographs
Edo Rajh (Croatia)
astrophilatelic material
Helen Reeves (Oregon)
autographs
Scott Schneeweis (Arizona)
spacecraft and launch vehicle hardware
Paul Schultz (California)
autographs, hardware, flown items
Guido Schwarz (Switzerland)
autographs, books, hardware, flown items, patches
David Meerman Scott (Massachusetts)
autographs, hardware, flown items
Henk Stroo (The Netherlands)
autographs, models, patches
Rob Sumowski (Georgia)
autographed 16x20 photographs, models
Matt Thomas (United Kingdom)
autographs, films, flown artifacts, hardware
Geoff Viney (Tennessee)
autographs
Mark Wells (Alabama)
books, documents, hardware
Michael P. Wright (United Kingdom)
autographs and flown artifacts
